java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--virtio_blk.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 17:26:08,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 17:26:08,283 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 17:26:08,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 17:26:08,295 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 17:26:08,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 17:26:08,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 17:26:08,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 17:26:08,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 17:26:08,301 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 17:26:08,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 17:26:08,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 17:26:08,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 17:26:08,305 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 17:26:08,306 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 17:26:08,307 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 17:26:08,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 17:26:08,309 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 17:26:08,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 17:26:08,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 17:26:08,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 17:26:08,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 17:26:08,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 17:26:08,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 17:26:08,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 17:26:08,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 17:26:08,324 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 17:26:08,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 17:26:08,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 17:26:08,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 17:26:08,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 17:26:08,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 17:26:08,327 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 17:26:08,328 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 17:26:08,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 17:26:08,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 17:26:08,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 17:26:08,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 17:26:08,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 17:26:08,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 17:26:08,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 17:26:08,335 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-16 17:26:08,361 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 17:26:08,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 17:26:08,363 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-16 17:26:08,363 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-16 17:26:08,363 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-16 17:26:08,364 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-16 17:26:08,364 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-16 17:26:08,364 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-16 17:26:08,365 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-16 17:26:08,365 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-16 17:26:08,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 17:26:08,367 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 17:26:08,367 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 17:26:08,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 17:26:08,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 17:26:08,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 17:26:08,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 17:26:08,368 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 17:26:08,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 17:26:08,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 17:26:08,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 17:26:08,369 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-16 17:26:08,370 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 17:26:08,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:26:08,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 17:26:08,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 17:26:08,371 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-16 17:26:08,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 17:26:08,371 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 17:26:08,371 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-16 17:26:08,417 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 17:26:08,431 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 17:26:08,434 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 17:26:08,435 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 17:26:08,435 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 17:26:08,436 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--virtio_blk.ko.cil.i [2019-09-16 17:26:08,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8304d623/d82d61c010ff4978bedc62794ecef3be/FLAGd60565c12 [2019-09-16 17:26:09,294 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 17:26:09,295 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--virtio_blk.ko.cil.i [2019-09-16 17:26:09,350 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8304d623/d82d61c010ff4978bedc62794ecef3be/FLAGd60565c12 [2019-09-16 17:26:09,826 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8304d623/d82d61c010ff4978bedc62794ecef3be [2019-09-16 17:26:09,835 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 17:26:09,836 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 17:26:09,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 17:26:09,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 17:26:09,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 17:26:09,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:26:09" (1/1) ... [2019-09-16 17:26:09,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@600c42ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:26:09, skipping insertion in model container [2019-09-16 17:26:09,845 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:26:09" (1/1) ... [2019-09-16 17:26:09,852 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 17:26:10,009 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 17:26:13,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:26:13,574 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 17:26:14,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:26:14,680 INFO L192 MainTranslator]: Completed translation [2019-09-16 17:26:14,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:26:14 WrapperNode [2019-09-16 17:26:14,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 17:26:14,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 17:26:14,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 17:26:14,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 17:26:14,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:26:14" (1/1) ... [2019-09-16 17:26:14,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:26:14" (1/1) ... [2019-09-16 17:26:14,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:26:14" (1/1) ... [2019-09-16 17:26:14,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:26:14" (1/1) ... [2019-09-16 17:26:14,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:26:14" (1/1) ... [2019-09-16 17:26:14,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:26:14" (1/1) ... [2019-09-16 17:26:14,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:26:14" (1/1) ... [2019-09-16 17:26:15,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 17:26:15,018 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 17:26:15,018 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 17:26:15,018 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 17:26:15,019 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:26:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:26:15,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 17:26:15,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 17:26:15,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u8~0 [2019-09-16 17:26:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~TO~VOID [2019-09-16 17:26:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2019-09-16 17:26:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2019-09-16 17:26:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-09-16 17:26:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-16 17:26:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-16 17:26:15,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-16 17:26:15,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-16 17:26:15,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2019-09-16 17:26:15,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_create_class [2019-09-16 17:26:15,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_class [2019-09-16 17:26:15,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_macro [2019-09-16 17:26:15,095 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-16 17:26:15,095 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-16 17:26:15,095 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-09-16 17:26:15,095 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-16 17:26:15,095 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-16 17:26:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-09-16 17:26:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2019-09-16 17:26:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2019-09-16 17:26:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure req_get_ioprio [2019-09-16 17:26:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_pos [2019-09-16 17:26:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_logical_block_size [2019-09-16 17:26:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __virtio16_to_cpu [2019-09-16 17:26:15,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __virtio32_to_cpu [2019-09-16 17:26:15,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __cpu_to_virtio32 [2019-09-16 17:26:15,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __virtio64_to_cpu [2019-09-16 17:26:15,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __cpu_to_virtio64 [2019-09-16 17:26:15,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __virtio_test_bit [2019-09-16 17:26:15,098 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2019-09-16 17:26:15,098 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_device_ready [2019-09-16 17:26:15,099 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio16_to_cpu [2019-09-16 17:26:15,099 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio32_to_cpu [2019-09-16 17:26:15,099 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_virtio32 [2019-09-16 17:26:15,099 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio64_to_cpu [2019-09-16 17:26:15,099 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_virtio64 [2019-09-16 17:26:15,099 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_cread8 [2019-09-16 17:26:15,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __virtio_cread_many [2019-09-16 17:26:15,100 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_cwrite8 [2019-09-16 17:26:15,100 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_cread16 [2019-09-16 17:26:15,100 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_cread32 [2019-09-16 17:26:15,100 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_cread64 [2019-09-16 17:26:15,100 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_rq_to_pdu [2019-09-16 17:26:15,101 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_result [2019-09-16 17:26:15,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __virtblk_add_req [2019-09-16 17:26:15,101 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_request_done [2019-09-16 17:26:15,101 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_done [2019-09-16 17:26:15,101 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_queue_rq [2019-09-16 17:26:15,101 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_get_id [2019-09-16 17:26:15,102 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_ioctl [2019-09-16 17:26:15,102 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_getgeo [2019-09-16 17:26:15,102 INFO L138 BoogieDeclarations]: Found implementation of procedure index_to_minor [2019-09-16 17:26:15,102 INFO L138 BoogieDeclarations]: Found implementation of procedure minor_to_index [2019-09-16 17:26:15,102 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_serial_show [2019-09-16 17:26:15,102 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_config_changed_work [2019-09-16 17:26:15,102 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_config_changed [2019-09-16 17:26:15,102 INFO L138 BoogieDeclarations]: Found implementation of procedure init_vq [2019-09-16 17:26:15,103 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_name_format [2019-09-16 17:26:15,103 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_get_cache_mode [2019-09-16 17:26:15,103 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_update_cache_mode [2019-09-16 17:26:15,103 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_cache_type_store [2019-09-16 17:26:15,104 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_cache_type_show [2019-09-16 17:26:15,104 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_init_request [2019-09-16 17:26:15,104 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_probe [2019-09-16 17:26:15,104 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_remove [2019-09-16 17:26:15,104 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_freeze [2019-09-16 17:26:15,104 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_restore [2019-09-16 17:26:15,104 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-16 17:26:15,105 INFO L138 BoogieDeclarations]: Found implementation of procedure fini [2019-09-16 17:26:15,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_fini_5_2 [2019-09-16 17:26:15,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_init_5_9 [2019-09-16 17:26:15,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_driver_io_instance_0 [2019-09-16 17:26:15,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_3_1 [2019-09-16 17:26:15,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_4_5_4 [2019-09-16 17:26:15,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_4_2 [2019-09-16 17:26:15,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_4_5_5 [2019-09-16 17:26:15,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-16 17:26:15,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-09-16 17:26:15,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-09-16 17:26:15,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_9 [2019-09-16 17:26:15,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_5 [2019-09-16 17:26:15,108 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 17:26:15,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_0_17 [2019-09-16 17:26:15,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_0_18 [2019-09-16 17:26:15,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_0_19 [2019-09-16 17:26:15,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_0_22 [2019-09-16 17:26:15,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_0_4 [2019-09-16 17:26:15,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_0_11 [2019-09-16 17:26:15,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_0_2 [2019-09-16 17:26:15,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_virtio_driver [2019-09-16 17:26:15,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_device_attribute_dummy_resourceless_instance_1 [2019-09-16 17:26:15,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_device_attribute_dummy_resourceless_instance_2 [2019-09-16 17:26:15,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_virtio_driver [2019-09-16 17:26:15,111 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-16 17:26:15,111 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-16 17:26:15,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_linux_kernel_locking_spinlock_spin_lock_96 [2019-09-16 17:26:15,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2019-09-16 17:26:15,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_linux_kernel_locking_spinlock_spin_lock_98 [2019-09-16 17:26:15,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_make_request_101 [2019-09-16 17:26:15,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_put_request_102 [2019-09-16 17:26:15,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_disk_103 [2019-09-16 17:26:15,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_add_disk_104 [2019-09-16 17:26:15,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_gendisk_105 [2019-09-16 17:26:15,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_cleanup_queue_106 [2019-09-16 17:26:15,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_disk_107 [2019-09-16 17:26:15,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_gendisk_108 [2019-09-16 17:26:15,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_cleanup_queue_109 [2019-09-16 17:26:15,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_disk_110 [2019-09-16 17:26:15,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_virtio_driver_111 [2019-09-16 17:26:15,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_virtio_driver_112 [2019-09-16 17:26:15,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_post_init_113 [2019-09-16 17:26:15,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_check_final_state_114 [2019-09-16 17:26:15,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_check_final_state_115 [2019-09-16 17:26:15,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_initialize_116 [2019-09-16 17:26:15,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2019-09-16 17:26:15,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_nonatomic [2019-09-16 17:26:15,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_spinlock_check_alloc_flags [2019-09-16 17:26:15,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_spinlock_check_alloc_nonatomic [2019-09-16 17:26:15,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2019-09-16 17:26:15,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_nonatomic [2019-09-16 17:26:15,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_usb_lock_device [2019-09-16 17:26:15,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_usb_trylock_device [2019-09-16 17:26:15,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_usb_lock_device_for_reset [2019-09-16 17:26:15,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_usb_unlock_device [2019-09-16 17:26:15,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_add [2019-09-16 17:26:15,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_sub [2019-09-16 17:26:15,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_sub_and_test [2019-09-16 17:26:15,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_inc [2019-09-16 17:26:15,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_dec [2019-09-16 17:26:15,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_dec_and_test [2019-09-16 17:26:15,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_inc_and_test [2019-09-16 17:26:15,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_add_return [2019-09-16 17:26:15,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_add_negative [2019-09-16 17:26:15,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_inc_short [2019-09-16 17:26:15,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_remap [2019-09-16 17:26:15,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2019-09-16 17:26:15,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2019-09-16 17:26:15,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_alloc_disk [2019-09-16 17:26:15,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_add_disk [2019-09-16 17:26:15,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_del_gendisk [2019-09-16 17:26:15,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_put_disk [2019-09-16 17:26:15,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2019-09-16 17:26:15,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_request_queue [2019-09-16 17:26:15,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_blk_cleanup_queue [2019-09-16 17:26:15,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2019-09-16 17:26:15,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_blk_get_request [2019-09-16 17:26:15,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_blk_make_request [2019-09-16 17:26:15,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_put_blk_rq [2019-09-16 17:26:15,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2019-09-16 17:26:15,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_create_class [2019-09-16 17:26:15,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_register_class [2019-09-16 17:26:15,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_unregister_class [2019-09-16 17:26:15,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2019-09-16 17:26:15,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2019-09-16 17:26:15,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-09-16 17:26:15,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-09-16 17:26:15,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-09-16 17:26:15,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-16 17:26:15,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-16 17:26:15,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-16 17:26:15,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-16 17:26:15,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_register_chrdev [2019-09-16 17:26:15,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_register_chrdev_region [2019-09-16 17:26:15,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2019-09-16 17:26:15,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2019-09-16 17:26:15,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_sysfs_create_group [2019-09-16 17:26:15,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2019-09-16 17:26:15,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2019-09-16 17:26:15,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_lock [2019-09-16 17:26:15,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_unlock [2019-09-16 17:26:15,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_lock [2019-09-16 17:26:15,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_unlock [2019-09-16 17:26:15,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_trylock [2019-09-16 17:26:15,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_trylock [2019-09-16 17:26:15,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2019-09-16 17:26:15,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_get [2019-09-16 17:26:15,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_try_module_get [2019-09-16 17:26:15,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2019-09-16 17:26:15,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put_and_exit [2019-09-16 17:26:15,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_refcount [2019-09-16 17:26:15,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2019-09-16 17:26:15,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_srcu_read_lock [2019-09-16 17:26:15,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_srcu_read_unlock [2019-09-16 17:26:15,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_for_read_section [2019-09-16 17:26:15,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2019-09-16 17:26:15,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_rcu_read_lock_bh [2019-09-16 17:26:15,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_rcu_read_unlock_bh [2019-09-16 17:26:15,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_for_read_section [2019-09-16 17:26:15,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2019-09-16 17:26:15,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_rcu_read_lock_sched [2019-09-16 17:26:15,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_rcu_read_unlock_sched [2019-09-16 17:26:15,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_for_read_section [2019-09-16 17:26:15,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2019-09-16 17:26:15,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_rcu_read_lock [2019-09-16 17:26:15,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_rcu_read_unlock [2019-09-16 17:26:15,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_for_read_section [2019-09-16 17:26:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2019-09-16 17:26:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-09-16 17:26:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-09-16 17:26:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-09-16 17:26:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-09-16 17:26:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-09-16 17:26:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-09-16 17:26:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2019-09-16 17:26:15,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_find_bit_find_next_bit [2019-09-16 17:26:15,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_find_bit_find_first_bit [2019-09-16 17:26:15,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_find_bit_initialize [2019-09-16 17:26:15,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-09-16 17:26:15,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_context [2019-09-16 17:26:15,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_sdio_claim_host [2019-09-16 17:26:15,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_sdio_release_host [2019-09-16 17:26:15,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2019-09-16 17:26:15,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-09-16 17:26:15,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2019-09-16 17:26:15,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2019-09-16 17:26:15,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2019-09-16 17:26:15,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_lock [2019-09-16 17:26:15,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_before_ieee80211_unregister_hw [2019-09-16 17:26:15,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_rtnl_is_locked [2019-09-16 17:26:15,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2019-09-16 17:26:15,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2019-09-16 17:26:15,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_past_lock_sock_nested [2019-09-16 17:26:15,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_lock_sock_fast [2019-09-16 17:26:15,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_unlock_sock_fast [2019-09-16 17:26:15,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_before_release_sock [2019-09-16 17:26:15,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2019-09-16 17:26:15,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2019-09-16 17:26:15,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_free_coherent [2019-09-16 17:26:15,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2019-09-16 17:26:15,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_usb_get_dev [2019-09-16 17:26:15,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_usb_put_dev [2019-09-16 17:26:15,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_check_return_value_probe [2019-09-16 17:26:15,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_initialize [2019-09-16 17:26:15,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_check_final_state [2019-09-16 17:26:15,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_create_class [2019-09-16 17:26:15,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_register_class [2019-09-16 17:26:15,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_class [2019-09-16 17:26:15,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2019-09-16 17:26:15,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_register_chrdev [2019-09-16 17:26:15,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_register_chrdev_region [2019-09-16 17:26:15,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2019-09-16 17:26:15,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_register_usb_gadget [2019-09-16 17:26:15,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_usb_gadget [2019-09-16 17:26:15,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2019-09-16 17:26:15,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_usb_register_driver [2019-09-16 17:26:15,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2019-09-16 17:26:15,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2019-09-16 17:26:15,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2019-09-16 17:26:15,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2019-09-16 17:26:15,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2019-09-16 17:26:15,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-09-16 17:26:15,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-16 17:26:15,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-16 17:26:15,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-16 17:26:15,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-16 17:26:15,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-09-16 17:26:15,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-16 17:26:15,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-09-16 17:26:15,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-09-16 17:26:15,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-09-16 17:26:15,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-09-16 17:26:15,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-09-16 17:26:15,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-09-16 17:26:15,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-09-16 17:26:15,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-16 17:26:15,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-16 17:26:15,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-16 17:26:15,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-16 17:26:15,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-16 17:26:15,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-09-16 17:26:15,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-09-16 17:26:15,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-09-16 17:26:15,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-09-16 17:26:15,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_i_mutex_of_inode [2019-09-16 17:26:15,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-09-16 17:26:15,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_i_mutex_of_inode [2019-09-16 17:26:15,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_i_mutex_of_inode [2019-09-16 17:26:15,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-16 17:26:15,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_i_mutex_of_inode [2019-09-16 17:26:15,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock [2019-09-16 17:26:15,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_lock [2019-09-16 17:26:15,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_lock [2019-09-16 17:26:15,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_lock [2019-09-16 17:26:15,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_lock [2019-09-16 17:26:15,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock [2019-09-16 17:26:15,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_device [2019-09-16 17:26:15,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_mutex_of_device [2019-09-16 17:26:15,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_mutex_of_device [2019-09-16 17:26:15,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_mutex_of_device [2019-09-16 17:26:15,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-16 17:26:15,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_device [2019-09-16 17:26:15,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_initialize [2019-09-16 17:26:15,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_check_final_state [2019-09-16 17:26:15,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_alloc_lock_of_task_struct [2019-09-16 17:26:15,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_alloc_lock_of_task_struct [2019-09-16 17:26:15,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_alloc_lock_of_task_struct [2019-09-16 17:26:15,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-16 17:26:15,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_alloc_lock_of_task_struct [2019-09-16 17:26:15,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_alloc_lock_of_task_struct [2019-09-16 17:26:15,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_alloc_lock_of_task_struct [2019-09-16 17:26:15,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-16 17:26:15,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_i_lock_of_inode [2019-09-16 17:26:15,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_i_lock_of_inode [2019-09-16 17:26:15,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_i_lock_of_inode [2019-09-16 17:26:15,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_i_lock_of_inode [2019-09-16 17:26:15,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_i_lock_of_inode [2019-09-16 17:26:15,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_i_lock_of_inode [2019-09-16 17:26:15,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_i_lock_of_inode [2019-09-16 17:26:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_i_lock_of_inode [2019-09-16 17:26:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock [2019-09-16 17:26:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock [2019-09-16 17:26:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock [2019-09-16 17:26:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock [2019-09-16 17:26:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock [2019-09-16 17:26:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock [2019-09-16 17:26:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock [2019-09-16 17:26:15,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock [2019-09-16 17:26:15,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-16 17:26:15,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-16 17:26:15,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-16 17:26:15,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-16 17:26:15,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-16 17:26:15,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-16 17:26:15,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-16 17:26:15,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-16 17:26:15,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_virtio_blk_vq [2019-09-16 17:26:15,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_virtio_blk_vq [2019-09-16 17:26:15,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock_of_virtio_blk_vq [2019-09-16 17:26:15,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock_of_virtio_blk_vq [2019-09-16 17:26:15,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock_of_virtio_blk_vq [2019-09-16 17:26:15,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock_of_virtio_blk_vq [2019-09-16 17:26:15,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock_of_virtio_blk_vq [2019-09-16 17:26:15,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock_of_virtio_blk_vq [2019-09-16 17:26:15,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_node_size_lock_of_pglist_data [2019-09-16 17:26:15,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_node_size_lock_of_pglist_data [2019-09-16 17:26:15,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_node_size_lock_of_pglist_data [2019-09-16 17:26:15,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-16 17:26:15,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_node_size_lock_of_pglist_data [2019-09-16 17:26:15,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_node_size_lock_of_pglist_data [2019-09-16 17:26:15,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_node_size_lock_of_pglist_data [2019-09-16 17:26:15,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-16 17:26:15,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_ptl [2019-09-16 17:26:15,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_ptl [2019-09-16 17:26:15,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_ptl [2019-09-16 17:26:15,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_ptl [2019-09-16 17:26:15,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_ptl [2019-09-16 17:26:15,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_ptl [2019-09-16 17:26:15,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_ptl [2019-09-16 17:26:15,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_ptl [2019-09-16 17:26:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_siglock_of_sighand_struct [2019-09-16 17:26:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_siglock_of_sighand_struct [2019-09-16 17:26:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_siglock_of_sighand_struct [2019-09-16 17:26:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_siglock_of_sighand_struct [2019-09-16 17:26:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_siglock_of_sighand_struct [2019-09-16 17:26:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_siglock_of_sighand_struct [2019-09-16 17:26:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_siglock_of_sighand_struct [2019-09-16 17:26:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-16 17:26:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_check_final_state [2019-09-16 17:26:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-09-16 17:26:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_init_completion [2019-09-16 17:26:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_init_completion_macro [2019-09-16 17:26:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_wait_for_completion [2019-09-16 17:26:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_init [2019-09-16 17:26:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_alloc [2019-09-16 17:26:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_find [2019-09-16 17:26:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_remove [2019-09-16 17:26:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_destroy [2019-09-16 17:26:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2019-09-16 17:26:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__double_lock [2019-09-16 17:26:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__lock_on_exit [2019-09-16 17:26:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__double_unlock [2019-09-16 17:26:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lock [2019-09-16 17:26:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__more_read_unlocks [2019-09-16 17:26:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exit [2019-09-16 17:26:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__double_write_lock [2019-09-16 17:26:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__double_write_unlock [2019-09-16 17:26:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exit [2019-09-16 17:26:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__double_init [2019-09-16 17:26:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__not_initialized [2019-09-16 17:26:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2019-09-16 17:26:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__more_at_exit [2019-09-16 17:26:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_sched_completion__double_init [2019-09-16 17:26:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_sched_completion__wait_without_init [2019-09-16 17:26:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_register__wrong_return_value [2019-09-16 17:26:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2019-09-16 17:26:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_deregistration [2019-09-16 17:26:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__registered_at_exit [2019-09-16 17:26:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_srcu__more_unlocks [2019-09-16 17:26:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_srcu__locked_at_read_section [2019-09-16 17:26:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_srcu__locked_at_exit [2019-09-16 17:26:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_module__less_initial_decrement [2019-09-16 17:26:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_module__more_initial_at_exit [2019-09-16 17:26:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_spinlock__wrong_flags [2019-09-16 17:26:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_spinlock__nonatomic [2019-09-16 17:26:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_find_bit__offset_out_of_range [2019-09-16 17:26:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_mmc_sdio_func__wrong_params [2019-09-16 17:26:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_mmc_sdio_func__double_claim [2019-09-16 17:26:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_mmc_sdio_func__release_without_claim [2019-09-16 17:26:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_mmc_sdio_func__unreleased_at_exit [2019-09-16 17:26:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_coherent__less_initial_decrement [2019-09-16 17:26:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_coherent__more_initial_at_exit [2019-09-16 17:26:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock__more_unlocks [2019-09-16 17:26:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_section [2019-09-16 17:26:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock__locked_at_exit [2019-09-16 17:26:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_sock__all_locked_sockets_must_be_released [2019-09-16 17:26:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_sock__double_release [2019-09-16 17:26:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocks [2019-09-16 17:26:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_section [2019-09-16 17:26:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exit [2019-09-16 17:26:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__unincremented_counter_decrement [2019-09-16 17:26:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__less_initial_decrement [2019-09-16 17:26:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__more_initial_at_exit [2019-09-16 17:26:15,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__probe_failed [2019-09-16 17:26:15,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-09-16 17:26:15,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-09-16 17:26:15,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-09-16 17:26:15,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-09-16 17:26:15,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2019-09-16 17:26:15,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadget [2019-09-16 17:26:15,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2019-09-16 17:26:15,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadget [2019-09-16 17:26:15,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__double_usb_gadget_registration [2019-09-16 17:26:15,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__double_usb_gadget_deregistration [2019-09-16 17:26:15,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exit [2019-09-16 17:26:15,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_usb_lock__wrong_flags [2019-09-16 17:26:15,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_usb_lock__nonatomic [2019-09-16 17:26:15,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_request__double_get [2019-09-16 17:26:15,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_request__double_put [2019-09-16 17:26:15,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_request__get_at_exit [2019-09-16 17:26:15,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_irq__wrong_flags [2019-09-16 17:26:15,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_irq__nonatomic [2019-09-16 17:26:15,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2019-09-16 17:26:15,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_deregistration [2019-09-16 17:26:15,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__registered_at_exit [2019-09-16 17:26:15,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_queue__double_allocation [2019-09-16 17:26:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_queue__use_before_allocation [2019-09-16 17:26:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_queue__more_initial_at_exit [2019-09-16 17:26:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__double_allocation [2019-09-16 17:26:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__use_before_allocation [2019-09-16 17:26:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__delete_before_add [2019-09-16 17:26:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__free_before_allocation [2019-09-16 17:26:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__more_initial_at_exit [2019-09-16 17:26:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_arch_io__less_initial_decrement [2019-09-16 17:26:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_arch_io__more_initial_at_exit [2019-09-16 17:26:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_register__wrong_return_value [2019-09-16 17:26:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_sysfs__less_initial_decrement [2019-09-16 17:26:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_sysfs__more_initial_at_exit [2019-09-16 17:26:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-09-16 17:26:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-09-16 17:26:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-09-16 17:26:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-09-16 17:26:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_urb__less_initial_decrement [2019-09-16 17:26:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_urb__more_initial_at_exit [2019-09-16 17:26:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocks [2019-09-16 17:26:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_section [2019-09-16 17:26:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exit [2019-09-16 17:26:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2019-09-16 17:26:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_322 [2019-09-16 17:26:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-09-16 17:26:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2019-09-16 17:26:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-16 17:26:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-16 17:26:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure add_disk [2019-09-16 17:26:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_disk [2019-09-16 17:26:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_map_kern [2019-09-16 17:26:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_put [2019-09-16 17:26:15,180 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2019-09-16 17:26:15,180 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_execute_rq [2019-09-16 17:26:15,180 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_alloc_tag_set [2019-09-16 17:26:15,180 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_complete_request [2019-09-16 17:26:15,180 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_end_request [2019-09-16 17:26:15,180 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_tag_set [2019-09-16 17:26:15,180 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_init_queue [2019-09-16 17:26:15,180 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_start_request [2019-09-16 17:26:15,180 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_start_stopped_hw_queues [2019-09-16 17:26:15,181 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_stop_hw_queue [2019-09-16 17:26:15,181 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_stop_hw_queues [2019-09-16 17:26:15,181 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_alignment_offset [2019-09-16 17:26:15,181 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_bounce_limit [2019-09-16 17:26:15,181 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_flush [2019-09-16 17:26:15,181 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_io_min [2019-09-16 17:26:15,181 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_io_opt [2019-09-16 17:26:15,181 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_logical_block_size [2019-09-16 17:26:15,182 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_hw_sectors [2019-09-16 17:26:15,182 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_segment_size [2019-09-16 17:26:15,182 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_segments [2019-09-16 17:26:15,182 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_physical_block_size [2019-09-16 17:26:15,182 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_map_sg [2019-09-16 17:26:15,182 INFO L138 BoogieDeclarations]: Found implementation of procedure del_gendisk [2019-09-16 17:26:15,182 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2019-09-16 17:26:15,182 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-16 17:26:15,182 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_notice [2019-09-16 17:26:15,183 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2019-09-16 17:26:15,183 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-09-16 17:26:15,183 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2019-09-16 17:26:15,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_simple_get [2019-09-16 17:26:15,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_simple_remove [2019-09-16 17:26:15,183 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_uevent_env [2019-09-16 17:26:15,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-09-16 17:26:15,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-09-16 17:26:15,184 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-09-16 17:26:15,184 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2019-09-16 17:26:15,184 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-09-16 17:26:15,184 INFO L138 BoogieDeclarations]: Found implementation of procedure register_blkdev [2019-09-16 17:26:15,184 INFO L138 BoogieDeclarations]: Found implementation of procedure register_virtio_driver [2019-09-16 17:26:15,184 INFO L138 BoogieDeclarations]: Found implementation of procedure revalidate_disk [2019-09-16 17:26:15,184 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_blk_ioctl [2019-09-16 17:26:15,184 INFO L138 BoogieDeclarations]: Found implementation of procedure set_disk_ro [2019-09-16 17:26:15,184 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_one [2019-09-16 17:26:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2019-09-16 17:26:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure string_get_size [2019-09-16 17:26:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_streq [2019-09-16 17:26:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2019-09-16 17:26:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_virtio_driver [2019-09-16 17:26:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_check_driver_offered_feature [2019-09-16 17:26:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_add_sgs [2019-09-16 17:26:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_disable_cb [2019-09-16 17:26:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_enable_cb [2019-09-16 17:26:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_get_buf [2019-09-16 17:26:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_is_broken [2019-09-16 17:26:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_kick [2019-09-16 17:26:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_kick_prepare [2019-09-16 17:26:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_notify [2019-09-16 17:26:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-16 17:26:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-16 17:26:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-16 17:26:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-16 17:26:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-16 17:26:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2019-09-16 17:26:15,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 17:26:15,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-16 17:26:15,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-09-16 17:26:15,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-16 17:26:15,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2019-09-16 17:26:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_nonatomic [2019-09-16 17:26:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2019-09-16 17:26:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_nonatomic [2019-09-16 17:26:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2019-09-16 17:26:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2019-09-16 17:26:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2019-09-16 17:26:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2019-09-16 17:26:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_create_class [2019-09-16 17:26:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_register_class [2019-09-16 17:26:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2019-09-16 17:26:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2019-09-16 17:26:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2019-09-16 17:26:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2019-09-16 17:26:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2019-09-16 17:26:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_for_read_section [2019-09-16 17:26:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2019-09-16 17:26:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_for_read_section [2019-09-16 17:26:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2019-09-16 17:26:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_for_read_section [2019-09-16 17:26:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2019-09-16 17:26:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_for_read_section [2019-09-16 17:26:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2019-09-16 17:26:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_find_bit_initialize [2019-09-16 17:26:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2019-09-16 17:26:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2019-09-16 17:26:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2019-09-16 17:26:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2019-09-16 17:26:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2019-09-16 17:26:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2019-09-16 17:26:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_create_class [2019-09-16 17:26:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_register_class [2019-09-16 17:26:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2019-09-16 17:26:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2019-09-16 17:26:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2019-09-16 17:26:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-16 17:26:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-16 17:26:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2019-09-16 17:26:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_create_class [2019-09-16 17:26:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_class [2019-09-16 17:26:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-16 17:26:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_alloc_disk [2019-09-16 17:26:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_add_disk [2019-09-16 17:26:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_del_gendisk [2019-09-16 17:26:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_put_disk [2019-09-16 17:26:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-16 17:26:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_initialize_116 [2019-09-16 17:26:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-09-16 17:26:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_post_init_113 [2019-09-16 17:26:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-09-16 17:26:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_check_final_state_114 [2019-09-16 17:26:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_check_final_state_115 [2019-09-16 17:26:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-09-16 17:26:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-09-16 17:26:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-09-16 17:26:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-09-16 17:26:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_macro [2019-09-16 17:26:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_blk_cleanup_queue [2019-09-16 17:26:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_blk_make_request [2019-09-16 17:26:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_put_blk_rq [2019-09-16 17:26:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-16 17:26:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-16 17:26:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 17:26:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-16 17:26:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-16 17:26:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2019-09-16 17:26:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-16 17:26:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_streq [2019-09-16 17:26:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-16 17:26:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-16 17:26:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-09-16 17:26:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 17:26:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-09-16 17:26:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2019-09-16 17:26:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_linux_kernel_locking_spinlock_spin_lock_96 [2019-09-16 17:26:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_linux_kernel_locking_spinlock_spin_lock_98 [2019-09-16 17:26:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_virtio_blk_vq [2019-09-16 17:26:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_virtio_blk_vq [2019-09-16 17:26:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-16 17:26:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-16 17:26:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-16 17:26:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-16 17:26:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2019-09-16 17:26:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-09-16 17:26:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2019-09-16 17:26:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2019-09-16 17:26:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-09-16 17:26:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2019-09-16 17:26:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-09-16 17:26:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-16 17:26:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-16 17:26:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure ida_simple_get [2019-09-16 17:26:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure ida_simple_remove [2019-09-16 17:26:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_uevent_env [2019-09-16 17:26:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2019-09-16 17:26:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-16 17:26:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure dev_notice [2019-09-16 17:26:15,199 INFO L130 BoogieDeclarations]: Found specification of procedure register_blkdev [2019-09-16 17:26:15,199 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2019-09-16 17:26:15,199 INFO L130 BoogieDeclarations]: Found specification of procedure revalidate_disk [2019-09-16 17:26:15,199 INFO L130 BoogieDeclarations]: Found specification of procedure add_disk [2019-09-16 17:26:15,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_add_disk_104 [2019-09-16 17:26:15,199 INFO L130 BoogieDeclarations]: Found specification of procedure del_gendisk [2019-09-16 17:26:15,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_gendisk_105 [2019-09-16 17:26:15,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_gendisk_108 [2019-09-16 17:26:15,199 INFO L130 BoogieDeclarations]: Found specification of procedure set_disk_ro [2019-09-16 17:26:15,200 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2019-09-16 17:26:15,200 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2019-09-16 17:26:15,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 17:26:15,200 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_disk [2019-09-16 17:26:15,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_disk_103 [2019-09-16 17:26:15,200 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2019-09-16 17:26:15,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_disk_107 [2019-09-16 17:26:15,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_disk_110 [2019-09-16 17:26:15,200 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2019-09-16 17:26:15,201 INFO L130 BoogieDeclarations]: Found specification of procedure bio_map_kern [2019-09-16 17:26:15,201 INFO L130 BoogieDeclarations]: Found specification of procedure req_get_ioprio [2019-09-16 17:26:15,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_put_request_102 [2019-09-16 17:26:15,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_make_request_101 [2019-09-16 17:26:15,201 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_blk_ioctl [2019-09-16 17:26:15,201 INFO L130 BoogieDeclarations]: Found specification of procedure blk_execute_rq [2019-09-16 17:26:15,201 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_pos [2019-09-16 17:26:15,201 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2019-09-16 17:26:15,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_cleanup_queue_106 [2019-09-16 17:26:15,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_cleanup_queue_109 [2019-09-16 17:26:15,202 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_bounce_limit [2019-09-16 17:26:15,202 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_hw_sectors [2019-09-16 17:26:15,202 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segments [2019-09-16 17:26:15,202 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segment_size [2019-09-16 17:26:15,202 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_logical_block_size [2019-09-16 17:26:15,202 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_physical_block_size [2019-09-16 17:26:15,202 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_alignment_offset [2019-09-16 17:26:15,203 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_io_min [2019-09-16 17:26:15,203 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_io_opt [2019-09-16 17:26:15,203 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_flush [2019-09-16 17:26:15,203 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_map_sg [2019-09-16 17:26:15,203 INFO L130 BoogieDeclarations]: Found specification of procedure queue_logical_block_size [2019-09-16 17:26:15,203 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2019-09-16 17:26:15,203 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_one [2019-09-16 17:26:15,203 INFO L130 BoogieDeclarations]: Found specification of procedure __virtio16_to_cpu [2019-09-16 17:26:15,203 INFO L130 BoogieDeclarations]: Found specification of procedure __virtio32_to_cpu [2019-09-16 17:26:15,204 INFO L130 BoogieDeclarations]: Found specification of procedure __cpu_to_virtio32 [2019-09-16 17:26:15,204 INFO L130 BoogieDeclarations]: Found specification of procedure __virtio64_to_cpu [2019-09-16 17:26:15,204 INFO L130 BoogieDeclarations]: Found specification of procedure __cpu_to_virtio64 [2019-09-16 17:26:15,204 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_add_sgs [2019-09-16 17:26:15,204 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_kick [2019-09-16 17:26:15,204 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_kick_prepare [2019-09-16 17:26:15,204 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_notify [2019-09-16 17:26:15,204 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_get_buf [2019-09-16 17:26:15,204 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_disable_cb [2019-09-16 17:26:15,205 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_enable_cb [2019-09-16 17:26:15,205 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_is_broken [2019-09-16 17:26:15,205 INFO L130 BoogieDeclarations]: Found specification of procedure register_virtio_driver [2019-09-16 17:26:15,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_virtio_driver_111 [2019-09-16 17:26:15,205 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_virtio_driver [2019-09-16 17:26:15,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_virtio_driver_112 [2019-09-16 17:26:15,205 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_check_driver_offered_feature [2019-09-16 17:26:15,205 INFO L130 BoogieDeclarations]: Found specification of procedure __virtio_test_bit [2019-09-16 17:26:15,205 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2019-09-16 17:26:15,206 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_device_ready [2019-09-16 17:26:15,206 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u8~0 [2019-09-16 17:26:15,206 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~TO~VOID [2019-09-16 17:26:15,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 17:26:15,206 INFO L130 BoogieDeclarations]: Found specification of procedure virtio16_to_cpu [2019-09-16 17:26:15,206 INFO L130 BoogieDeclarations]: Found specification of procedure virtio32_to_cpu [2019-09-16 17:26:15,206 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_virtio32 [2019-09-16 17:26:15,206 INFO L130 BoogieDeclarations]: Found specification of procedure virtio64_to_cpu [2019-09-16 17:26:15,206 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_virtio64 [2019-09-16 17:26:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_cread8 [2019-09-16 17:26:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2019-09-16 17:26:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 17:26:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure __virtio_cread_many [2019-09-16 17:26:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2019-09-16 17:26:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_cwrite8 [2019-09-16 17:26:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_cread16 [2019-09-16 17:26:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_cread32 [2019-09-16 17:26:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_cread64 [2019-09-16 17:26:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure string_get_size [2019-09-16 17:26:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_init_queue [2019-09-16 17:26:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_alloc_tag_set [2019-09-16 17:26:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_tag_set [2019-09-16 17:26:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_map_queue [2019-09-16 17:26:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_start_request [2019-09-16 17:26:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_end_request [2019-09-16 17:26:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_complete_request [2019-09-16 17:26:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_stop_hw_queue [2019-09-16 17:26:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_stop_hw_queues [2019-09-16 17:26:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_start_stopped_hw_queues [2019-09-16 17:26:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_rq_to_pdu [2019-09-16 17:26:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_result [2019-09-16 17:26:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure __virtblk_add_req [2019-09-16 17:26:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_request_done [2019-09-16 17:26:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_done [2019-09-16 17:26:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_queue_rq [2019-09-16 17:26:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_get_id [2019-09-16 17:26:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_ioctl [2019-09-16 17:26:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_getgeo [2019-09-16 17:26:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure index_to_minor [2019-09-16 17:26:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure minor_to_index [2019-09-16 17:26:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_322 [2019-09-16 17:26:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_serial_show [2019-09-16 17:26:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_config_changed_work [2019-09-16 17:26:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_config_changed [2019-09-16 17:26:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure init_vq [2019-09-16 17:26:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-09-16 17:26:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_name_format [2019-09-16 17:26:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2019-09-16 17:26:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-16 17:26:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_get_cache_mode [2019-09-16 17:26:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_update_cache_mode [2019-09-16 17:26:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_cache_type_store [2019-09-16 17:26:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_cache_type_show [2019-09-16 17:26:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_init_request [2019-09-16 17:26:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_probe [2019-09-16 17:26:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-16 17:26:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-16 17:26:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_remove [2019-09-16 17:26:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_freeze [2019-09-16 17:26:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_restore [2019-09-16 17:26:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-16 17:26:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure fini [2019-09-16 17:26:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_fini_5_2 [2019-09-16 17:26:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_init_5_9 [2019-09-16 17:26:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_driver_io_instance_0 [2019-09-16 17:26:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_3_1 [2019-09-16 17:26:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_4_5_4 [2019-09-16 17:26:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_4_2 [2019-09-16 17:26:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_4_5_5 [2019-09-16 17:26:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-16 17:26:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-09-16 17:26:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-09-16 17:26:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_9 [2019-09-16 17:26:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_5 [2019-09-16 17:26:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 17:26:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_0_17 [2019-09-16 17:26:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_0_18 [2019-09-16 17:26:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_0_19 [2019-09-16 17:26:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_0_22 [2019-09-16 17:26:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_0_4 [2019-09-16 17:26:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_0_11 [2019-09-16 17:26:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_0_2 [2019-09-16 17:26:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_virtio_driver [2019-09-16 17:26:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_device_attribute_dummy_resourceless_instance_1 [2019-09-16 17:26:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_device_attribute_dummy_resourceless_instance_2 [2019-09-16 17:26:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_virtio_driver [2019-09-16 17:26:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-16 17:26:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_irq__nonatomic [2019-09-16 17:26:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_irq__wrong_flags [2019-09-16 17:26:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2019-09-16 17:26:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_spinlock__nonatomic [2019-09-16 17:26:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_spinlock__wrong_flags [2019-09-16 17:26:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-09-16 17:26:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_spinlock_check_alloc_flags [2019-09-16 17:26:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_spinlock_check_alloc_nonatomic [2019-09-16 17:26:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_usb_lock__nonatomic [2019-09-16 17:26:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_usb_lock__wrong_flags [2019-09-16 17:26:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_usb_lock_device [2019-09-16 17:26:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_usb_trylock_device [2019-09-16 17:26:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_usb_lock_device_for_reset [2019-09-16 17:26:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_usb_unlock_device [2019-09-16 17:26:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_add [2019-09-16 17:26:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_sub [2019-09-16 17:26:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_sub_and_test [2019-09-16 17:26:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_inc [2019-09-16 17:26:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_dec [2019-09-16 17:26:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_dec_and_test [2019-09-16 17:26:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_inc_and_test [2019-09-16 17:26:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_add_return [2019-09-16 17:26:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_add_negative [2019-09-16 17:26:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_inc_short [2019-09-16 17:26:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_arch_io__less_initial_decrement [2019-09-16 17:26:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_arch_io__more_initial_at_exit [2019-09-16 17:26:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-16 17:26:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_remap [2019-09-16 17:26:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2019-09-16 17:26:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__delete_before_add [2019-09-16 17:26:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__double_allocation [2019-09-16 17:26:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__free_before_allocation [2019-09-16 17:26:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__more_initial_at_exit [2019-09-16 17:26:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__use_before_allocation [2019-09-16 17:26:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_queue__double_allocation [2019-09-16 17:26:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_queue__more_initial_at_exit [2019-09-16 17:26:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_queue__use_before_allocation [2019-09-16 17:26:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_request_queue [2019-09-16 17:26:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_request__double_get [2019-09-16 17:26:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_request__double_put [2019-09-16 17:26:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_request__get_at_exit [2019-09-16 17:26:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-16 17:26:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_blk_get_request [2019-09-16 17:26:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_deregistration [2019-09-16 17:26:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2019-09-16 17:26:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__registered_at_exit [2019-09-16 17:26:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-16 17:26:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_unregister_class [2019-09-16 17:26:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2019-09-16 17:26:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-09-16 17:26:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-09-16 17:26:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-09-16 17:26:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-16 17:26:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-09-16 17:26:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-16 17:26:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-16 17:26:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_deregistration [2019-09-16 17:26:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2019-09-16 17:26:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__registered_at_exit [2019-09-16 17:26:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_register_chrdev [2019-09-16 17:26:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_register_chrdev_region [2019-09-16 17:26:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2019-09-16 17:26:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_sysfs__less_initial_decrement [2019-09-16 17:26:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_sysfs__more_initial_at_exit [2019-09-16 17:26:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_sysfs_create_group [2019-09-16 17:26:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2019-09-16 17:26:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__double_write_lock [2019-09-16 17:26:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__double_write_unlock [2019-09-16 17:26:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__more_read_unlocks [2019-09-16 17:26:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exit [2019-09-16 17:26:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lock [2019-09-16 17:26:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exit [2019-09-16 17:26:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_lock [2019-09-16 17:26:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_unlock [2019-09-16 17:26:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_lock [2019-09-16 17:26:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_unlock [2019-09-16 17:26:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_trylock [2019-09-16 17:26:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_trylock [2019-09-16 17:26:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_module__less_initial_decrement [2019-09-16 17:26:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_module__more_initial_at_exit [2019-09-16 17:26:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_get [2019-09-16 17:26:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_try_module_get [2019-09-16 17:26:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2019-09-16 17:26:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put_and_exit [2019-09-16 17:26:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_refcount [2019-09-16 17:26:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_srcu__locked_at_exit [2019-09-16 17:26:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_srcu__locked_at_read_section [2019-09-16 17:26:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_srcu__more_unlocks [2019-09-16 17:26:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_srcu_read_lock [2019-09-16 17:26:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_srcu_read_unlock [2019-09-16 17:26:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exit [2019-09-16 17:26:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_section [2019-09-16 17:26:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocks [2019-09-16 17:26:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_rcu_read_lock_bh [2019-09-16 17:26:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_rcu_read_unlock_bh [2019-09-16 17:26:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exit [2019-09-16 17:26:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_section [2019-09-16 17:26:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocks [2019-09-16 17:26:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_rcu_read_lock_sched [2019-09-16 17:26:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_rcu_read_unlock_sched [2019-09-16 17:26:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock__locked_at_exit [2019-09-16 17:26:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_section [2019-09-16 17:26:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock__more_unlocks [2019-09-16 17:26:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_rcu_read_lock [2019-09-16 17:26:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_rcu_read_unlock [2019-09-16 17:26:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-09-16 17:26:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-09-16 17:26:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-09-16 17:26:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-09-16 17:26:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_find_bit__offset_out_of_range [2019-09-16 17:26:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-16 17:26:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_find_bit_find_next_bit [2019-09-16 17:26:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_find_bit_find_first_bit [2019-09-16 17:26:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-09-16 17:26:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_mmc_sdio_func__double_claim [2019-09-16 17:26:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_mmc_sdio_func__release_without_claim [2019-09-16 17:26:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_mmc_sdio_func__unreleased_at_exit [2019-09-16 17:26:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_mmc_sdio_func__wrong_params [2019-09-16 17:26:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_context [2019-09-16 17:26:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_sdio_claim_host [2019-09-16 17:26:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_sdio_release_host [2019-09-16 17:26:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_register__wrong_return_value [2019-09-16 17:26:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-09-16 17:26:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2019-09-16 17:26:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__double_lock [2019-09-16 17:26:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__double_unlock [2019-09-16 17:26:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__lock_on_exit [2019-09-16 17:26:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2019-09-16 17:26:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_lock [2019-09-16 17:26:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_before_ieee80211_unregister_hw [2019-09-16 17:26:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_rtnl_is_locked [2019-09-16 17:26:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2019-09-16 17:26:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_sock__all_locked_sockets_must_be_released [2019-09-16 17:26:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_sock__double_release [2019-09-16 17:26:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_past_lock_sock_nested [2019-09-16 17:26:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_lock_sock_fast [2019-09-16 17:26:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_unlock_sock_fast [2019-09-16 17:26:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_before_release_sock [2019-09-16 17:26:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_coherent__less_initial_decrement [2019-09-16 17:26:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_coherent__more_initial_at_exit [2019-09-16 17:26:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2019-09-16 17:26:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_free_coherent [2019-09-16 17:26:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__less_initial_decrement [2019-09-16 17:26:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__more_initial_at_exit [2019-09-16 17:26:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__probe_failed [2019-09-16 17:26:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__unincremented_counter_decrement [2019-09-16 17:26:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_usb_get_dev [2019-09-16 17:26:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_usb_put_dev [2019-09-16 17:26:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_check_return_value_probe [2019-09-16 17:26:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_initialize [2019-09-16 17:26:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_check_final_state [2019-09-16 17:26:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadget [2019-09-16 17:26:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2019-09-16 17:26:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadget [2019-09-16 17:26:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2019-09-16 17:26:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__double_usb_gadget_deregistration [2019-09-16 17:26:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__double_usb_gadget_registration [2019-09-16 17:26:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exit [2019-09-16 17:26:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_class [2019-09-16 17:26:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2019-09-16 17:26:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_register_chrdev [2019-09-16 17:26:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_register_chrdev_region [2019-09-16 17:26:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2019-09-16 17:26:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_register_usb_gadget [2019-09-16 17:26:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_usb_gadget [2019-09-16 17:26:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_register__wrong_return_value [2019-09-16 17:26:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_usb_register_driver [2019-09-16 17:26:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2019-09-16 17:26:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_urb__less_initial_decrement [2019-09-16 17:26:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_urb__more_initial_at_exit [2019-09-16 17:26:15,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2019-09-16 17:26:15,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2019-09-16 17:26:15,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-09-16 17:26:15,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-16 17:26:15,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-16 17:26:15,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-09-16 17:26:15,234 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-09-16 17:26:15,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-09-16 17:26:15,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-09-16 17:26:15,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-09-16 17:26:15,235 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 17:26:15,235 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-16 17:26:15,235 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 17:26:15,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 17:26:15,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-16 17:26:15,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-16 17:26:15,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 17:26:15,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-16 17:26:15,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-16 17:26:15,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-09-16 17:26:15,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-09-16 17:26:15,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-09-16 17:26:15,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-09-16 17:26:15,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-09-16 17:26:15,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-09-16 17:26:15,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-09-16 17:26:15,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-09-16 17:26:15,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_i_mutex_of_inode [2019-09-16 17:26:15,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-09-16 17:26:15,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_i_mutex_of_inode [2019-09-16 17:26:15,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_i_mutex_of_inode [2019-09-16 17:26:15,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-16 17:26:15,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_i_mutex_of_inode [2019-09-16 17:26:15,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock [2019-09-16 17:26:15,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_lock [2019-09-16 17:26:15,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_lock [2019-09-16 17:26:15,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_lock [2019-09-16 17:26:15,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_lock [2019-09-16 17:26:15,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock [2019-09-16 17:26:15,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_device [2019-09-16 17:26:15,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_mutex_of_device [2019-09-16 17:26:15,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_mutex_of_device [2019-09-16 17:26:15,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_mutex_of_device [2019-09-16 17:26:15,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-16 17:26:15,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_device [2019-09-16 17:26:15,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_initialize [2019-09-16 17:26:15,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_check_final_state [2019-09-16 17:26:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-09-16 17:26:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-09-16 17:26:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-09-16 17:26:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-09-16 17:26:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_alloc_lock_of_task_struct [2019-09-16 17:26:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_alloc_lock_of_task_struct [2019-09-16 17:26:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_alloc_lock_of_task_struct [2019-09-16 17:26:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-16 17:26:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_alloc_lock_of_task_struct [2019-09-16 17:26:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_alloc_lock_of_task_struct [2019-09-16 17:26:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_alloc_lock_of_task_struct [2019-09-16 17:26:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-16 17:26:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_i_lock_of_inode [2019-09-16 17:26:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_i_lock_of_inode [2019-09-16 17:26:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_i_lock_of_inode [2019-09-16 17:26:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_i_lock_of_inode [2019-09-16 17:26:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_i_lock_of_inode [2019-09-16 17:26:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_i_lock_of_inode [2019-09-16 17:26:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_i_lock_of_inode [2019-09-16 17:26:15,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_i_lock_of_inode [2019-09-16 17:26:15,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock [2019-09-16 17:26:15,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock [2019-09-16 17:26:15,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock [2019-09-16 17:26:15,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock [2019-09-16 17:26:15,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock [2019-09-16 17:26:15,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock [2019-09-16 17:26:15,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock [2019-09-16 17:26:15,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock [2019-09-16 17:26:15,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-16 17:26:15,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-16 17:26:15,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-16 17:26:15,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-16 17:26:15,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-16 17:26:15,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-16 17:26:15,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-16 17:26:15,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-16 17:26:15,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock_of_virtio_blk_vq [2019-09-16 17:26:15,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock_of_virtio_blk_vq [2019-09-16 17:26:15,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock_of_virtio_blk_vq [2019-09-16 17:26:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock_of_virtio_blk_vq [2019-09-16 17:26:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock_of_virtio_blk_vq [2019-09-16 17:26:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock_of_virtio_blk_vq [2019-09-16 17:26:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_node_size_lock_of_pglist_data [2019-09-16 17:26:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_node_size_lock_of_pglist_data [2019-09-16 17:26:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_node_size_lock_of_pglist_data [2019-09-16 17:26:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-16 17:26:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_node_size_lock_of_pglist_data [2019-09-16 17:26:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_node_size_lock_of_pglist_data [2019-09-16 17:26:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_node_size_lock_of_pglist_data [2019-09-16 17:26:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-16 17:26:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_ptl [2019-09-16 17:26:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_ptl [2019-09-16 17:26:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_ptl [2019-09-16 17:26:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_ptl [2019-09-16 17:26:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_ptl [2019-09-16 17:26:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_ptl [2019-09-16 17:26:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_ptl [2019-09-16 17:26:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_ptl [2019-09-16 17:26:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_siglock_of_sighand_struct [2019-09-16 17:26:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_siglock_of_sighand_struct [2019-09-16 17:26:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_siglock_of_sighand_struct [2019-09-16 17:26:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_siglock_of_sighand_struct [2019-09-16 17:26:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_siglock_of_sighand_struct [2019-09-16 17:26:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_siglock_of_sighand_struct [2019-09-16 17:26:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_siglock_of_sighand_struct [2019-09-16 17:26:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-16 17:26:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_check_final_state [2019-09-16 17:26:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_sched_completion__double_init [2019-09-16 17:26:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_sched_completion__wait_without_init [2019-09-16 17:26:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_init_completion [2019-09-16 17:26:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_init_completion_macro [2019-09-16 17:26:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_wait_for_completion [2019-09-16 17:26:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2019-09-16 17:26:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__double_init [2019-09-16 17:26:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__more_at_exit [2019-09-16 17:26:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__not_initialized [2019-09-16 17:26:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_init [2019-09-16 17:26:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_alloc [2019-09-16 17:26:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_find [2019-09-16 17:26:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_remove [2019-09-16 17:26:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_destroy [2019-09-16 17:26:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 17:26:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-16 17:26:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-16 17:26:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 17:26:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-16 17:26:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 17:26:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 17:26:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-16 17:26:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-16 17:26:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-16 17:26:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-16 17:26:18,462 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-16 17:26:18,481 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_linux_kernel_module_module_put_and_exitFINAL: assume true; [2019-09-16 17:26:20,468 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 17:26:20,468 INFO L283 CfgBuilder]: Removed 14 assume(true) statements. [2019-09-16 17:26:20,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:26:20 BoogieIcfgContainer [2019-09-16 17:26:20,472 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 17:26:20,476 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 17:26:20,476 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 17:26:20,480 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 17:26:20,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 05:26:09" (1/3) ... [2019-09-16 17:26:20,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49b614e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 05:26:20, skipping insertion in model container [2019-09-16 17:26:20,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:26:14" (2/3) ... [2019-09-16 17:26:20,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49b614e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 05:26:20, skipping insertion in model container [2019-09-16 17:26:20,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:26:20" (3/3) ... [2019-09-16 17:26:20,485 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--block--virtio_blk.ko.cil.i [2019-09-16 17:26:20,502 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 17:26:20,518 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 88 error locations. [2019-09-16 17:26:20,534 INFO L252 AbstractCegarLoop]: Starting to check reachability of 88 error locations. [2019-09-16 17:26:20,564 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 17:26:20,565 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-16 17:26:20,565 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 17:26:20,565 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 17:26:20,565 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 17:26:20,565 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 17:26:20,566 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 17:26:20,566 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 17:26:20,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2553 states. [2019-09-16 17:26:20,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-09-16 17:26:20,638 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:20,639 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:20,643 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:20,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:20,649 INFO L82 PathProgramCache]: Analyzing trace with hash 1587848492, now seen corresponding path program 1 times [2019-09-16 17:26:20,651 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:20,733 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:20,734 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:20,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:20,734 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:21,285 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 17:26:21,287 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:21,287 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:21,287 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:21,292 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:21,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:21,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:21,310 INFO L87 Difference]: Start difference. First operand 2553 states. Second operand 5 states. [2019-09-16 17:26:21,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:21,513 INFO L93 Difference]: Finished difference Result 1589 states and 1868 transitions. [2019-09-16 17:26:21,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 17:26:21,515 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 75 [2019-09-16 17:26:21,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:21,567 INFO L225 Difference]: With dead ends: 1589 [2019-09-16 17:26:21,567 INFO L226 Difference]: Without dead ends: 1576 [2019-09-16 17:26:21,570 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:21,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1576 states. [2019-09-16 17:26:21,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1576 to 1576. [2019-09-16 17:26:21,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1576 states. [2019-09-16 17:26:21,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1576 states and 1851 transitions. [2019-09-16 17:26:21,719 INFO L78 Accepts]: Start accepts. Automaton has 1576 states and 1851 transitions. Word has length 75 [2019-09-16 17:26:21,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:21,721 INFO L475 AbstractCegarLoop]: Abstraction has 1576 states and 1851 transitions. [2019-09-16 17:26:21,721 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:21,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1851 transitions. [2019-09-16 17:26:21,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-09-16 17:26:21,725 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:21,726 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:21,728 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:21,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:21,728 INFO L82 PathProgramCache]: Analyzing trace with hash 1118872189, now seen corresponding path program 1 times [2019-09-16 17:26:21,728 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:21,752 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:21,753 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:21,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:21,755 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:21,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:21,976 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 17:26:21,977 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:21,977 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 17:26:21,977 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:21,979 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 17:26:21,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 17:26:21,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 17:26:21,980 INFO L87 Difference]: Start difference. First operand 1576 states and 1851 transitions. Second operand 6 states. [2019-09-16 17:26:31,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:31,704 INFO L93 Difference]: Finished difference Result 3240 states and 3906 transitions. [2019-09-16 17:26:31,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 17:26:31,704 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 83 [2019-09-16 17:26:31,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:31,724 INFO L225 Difference]: With dead ends: 3240 [2019-09-16 17:26:31,724 INFO L226 Difference]: Without dead ends: 3240 [2019-09-16 17:26:31,730 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2019-09-16 17:26:31,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3240 states. [2019-09-16 17:26:31,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3240 to 2871. [2019-09-16 17:26:31,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2871 states. [2019-09-16 17:26:31,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 2871 states and 3448 transitions. [2019-09-16 17:26:31,874 INFO L78 Accepts]: Start accepts. Automaton has 2871 states and 3448 transitions. Word has length 83 [2019-09-16 17:26:31,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:31,878 INFO L475 AbstractCegarLoop]: Abstraction has 2871 states and 3448 transitions. [2019-09-16 17:26:31,878 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 17:26:31,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2871 states and 3448 transitions. [2019-09-16 17:26:31,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-09-16 17:26:31,892 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:31,892 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:31,894 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:31,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:31,894 INFO L82 PathProgramCache]: Analyzing trace with hash 283147436, now seen corresponding path program 1 times [2019-09-16 17:26:31,895 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:31,908 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:31,908 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:31,908 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:31,909 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:32,072 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 17:26:32,073 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:32,073 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 17:26:32,073 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:32,073 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 17:26:32,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 17:26:32,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 17:26:32,074 INFO L87 Difference]: Start difference. First operand 2871 states and 3448 transitions. Second operand 6 states. [2019-09-16 17:26:37,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:37,234 INFO L93 Difference]: Finished difference Result 2869 states and 3446 transitions. [2019-09-16 17:26:37,234 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 17:26:37,234 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 91 [2019-09-16 17:26:37,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:37,255 INFO L225 Difference]: With dead ends: 2869 [2019-09-16 17:26:37,255 INFO L226 Difference]: Without dead ends: 2869 [2019-09-16 17:26:37,256 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-09-16 17:26:37,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2869 states. [2019-09-16 17:26:37,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2869 to 2869. [2019-09-16 17:26:37,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2869 states. [2019-09-16 17:26:37,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2869 states and 3446 transitions. [2019-09-16 17:26:37,357 INFO L78 Accepts]: Start accepts. Automaton has 2869 states and 3446 transitions. Word has length 91 [2019-09-16 17:26:37,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:37,359 INFO L475 AbstractCegarLoop]: Abstraction has 2869 states and 3446 transitions. [2019-09-16 17:26:37,359 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 17:26:37,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 3446 transitions. [2019-09-16 17:26:37,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-09-16 17:26:37,362 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:37,363 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:37,364 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:37,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:37,365 INFO L82 PathProgramCache]: Analyzing trace with hash 1030029724, now seen corresponding path program 1 times [2019-09-16 17:26:37,365 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:37,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:37,376 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:37,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:37,376 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:37,532 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 17:26:37,532 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:37,532 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:37,532 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:37,534 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:37,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:37,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:37,534 INFO L87 Difference]: Start difference. First operand 2869 states and 3446 transitions. Second operand 5 states. [2019-09-16 17:26:37,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:37,608 INFO L93 Difference]: Finished difference Result 3636 states and 4304 transitions. [2019-09-16 17:26:37,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 17:26:37,609 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 99 [2019-09-16 17:26:37,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:37,634 INFO L225 Difference]: With dead ends: 3636 [2019-09-16 17:26:37,634 INFO L226 Difference]: Without dead ends: 3636 [2019-09-16 17:26:37,634 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:37,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3636 states. [2019-09-16 17:26:37,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3636 to 3564. [2019-09-16 17:26:37,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3564 states. [2019-09-16 17:26:37,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3564 states to 3564 states and 4246 transitions. [2019-09-16 17:26:37,731 INFO L78 Accepts]: Start accepts. Automaton has 3564 states and 4246 transitions. Word has length 99 [2019-09-16 17:26:37,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:37,732 INFO L475 AbstractCegarLoop]: Abstraction has 3564 states and 4246 transitions. [2019-09-16 17:26:37,732 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:37,732 INFO L276 IsEmpty]: Start isEmpty. Operand 3564 states and 4246 transitions. [2019-09-16 17:26:37,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-09-16 17:26:37,734 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:37,734 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:37,736 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:37,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:37,736 INFO L82 PathProgramCache]: Analyzing trace with hash -636667906, now seen corresponding path program 1 times [2019-09-16 17:26:37,737 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:37,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:37,746 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:37,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:37,746 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:37,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:37,915 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 17:26:37,916 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:37,916 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:37,916 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:37,916 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:37,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:37,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:37,917 INFO L87 Difference]: Start difference. First operand 3564 states and 4246 transitions. Second operand 5 states. [2019-09-16 17:26:38,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:38,005 INFO L93 Difference]: Finished difference Result 3562 states and 4243 transitions. [2019-09-16 17:26:38,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 17:26:38,006 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 107 [2019-09-16 17:26:38,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:38,026 INFO L225 Difference]: With dead ends: 3562 [2019-09-16 17:26:38,027 INFO L226 Difference]: Without dead ends: 3562 [2019-09-16 17:26:38,027 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:38,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3562 states. [2019-09-16 17:26:38,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3562 to 3562. [2019-09-16 17:26:38,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3562 states. [2019-09-16 17:26:38,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3562 states to 3562 states and 4243 transitions. [2019-09-16 17:26:38,146 INFO L78 Accepts]: Start accepts. Automaton has 3562 states and 4243 transitions. Word has length 107 [2019-09-16 17:26:38,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:38,147 INFO L475 AbstractCegarLoop]: Abstraction has 3562 states and 4243 transitions. [2019-09-16 17:26:38,147 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:38,147 INFO L276 IsEmpty]: Start isEmpty. Operand 3562 states and 4243 transitions. [2019-09-16 17:26:38,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-09-16 17:26:38,150 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:38,151 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:38,155 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:38,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:38,156 INFO L82 PathProgramCache]: Analyzing trace with hash -558002735, now seen corresponding path program 1 times [2019-09-16 17:26:38,156 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:38,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:38,168 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:38,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:38,168 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:38,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:38,301 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 17:26:38,302 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:38,302 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:38,302 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:38,303 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:38,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:38,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:38,304 INFO L87 Difference]: Start difference. First operand 3562 states and 4243 transitions. Second operand 5 states. [2019-09-16 17:26:38,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:38,358 INFO L93 Difference]: Finished difference Result 3560 states and 4240 transitions. [2019-09-16 17:26:38,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 17:26:38,358 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 115 [2019-09-16 17:26:38,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:38,375 INFO L225 Difference]: With dead ends: 3560 [2019-09-16 17:26:38,376 INFO L226 Difference]: Without dead ends: 3560 [2019-09-16 17:26:38,376 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:38,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3560 states. [2019-09-16 17:26:38,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3560 to 3560. [2019-09-16 17:26:38,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3560 states. [2019-09-16 17:26:38,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3560 states to 3560 states and 4240 transitions. [2019-09-16 17:26:38,480 INFO L78 Accepts]: Start accepts. Automaton has 3560 states and 4240 transitions. Word has length 115 [2019-09-16 17:26:38,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:38,481 INFO L475 AbstractCegarLoop]: Abstraction has 3560 states and 4240 transitions. [2019-09-16 17:26:38,482 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:38,482 INFO L276 IsEmpty]: Start isEmpty. Operand 3560 states and 4240 transitions. [2019-09-16 17:26:38,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-09-16 17:26:38,484 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:38,485 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:38,485 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:38,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:38,486 INFO L82 PathProgramCache]: Analyzing trace with hash 531010425, now seen corresponding path program 1 times [2019-09-16 17:26:38,486 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:38,496 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:38,496 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:38,496 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:38,496 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:38,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:38,660 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 17:26:38,661 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:38,661 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:38,661 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:38,661 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:38,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:38,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:38,662 INFO L87 Difference]: Start difference. First operand 3560 states and 4240 transitions. Second operand 5 states. [2019-09-16 17:26:38,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:38,723 INFO L93 Difference]: Finished difference Result 3558 states and 4237 transitions. [2019-09-16 17:26:38,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 17:26:38,724 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 123 [2019-09-16 17:26:38,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:38,742 INFO L225 Difference]: With dead ends: 3558 [2019-09-16 17:26:38,742 INFO L226 Difference]: Without dead ends: 3558 [2019-09-16 17:26:38,743 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:38,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3558 states. [2019-09-16 17:26:38,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3558 to 3558. [2019-09-16 17:26:38,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3558 states. [2019-09-16 17:26:38,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 3558 states and 4237 transitions. [2019-09-16 17:26:38,833 INFO L78 Accepts]: Start accepts. Automaton has 3558 states and 4237 transitions. Word has length 123 [2019-09-16 17:26:38,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:38,835 INFO L475 AbstractCegarLoop]: Abstraction has 3558 states and 4237 transitions. [2019-09-16 17:26:38,835 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:38,835 INFO L276 IsEmpty]: Start isEmpty. Operand 3558 states and 4237 transitions. [2019-09-16 17:26:38,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-09-16 17:26:38,839 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:38,839 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:38,841 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:38,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:38,842 INFO L82 PathProgramCache]: Analyzing trace with hash 27566111, now seen corresponding path program 1 times [2019-09-16 17:26:38,842 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:38,852 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:38,852 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:38,852 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:38,852 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:38,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:38,990 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 17:26:38,991 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:38,991 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:38,991 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:38,992 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:38,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:38,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:38,993 INFO L87 Difference]: Start difference. First operand 3558 states and 4237 transitions. Second operand 5 states. [2019-09-16 17:26:39,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:39,065 INFO L93 Difference]: Finished difference Result 3556 states and 4234 transitions. [2019-09-16 17:26:39,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 17:26:39,066 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 131 [2019-09-16 17:26:39,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:39,092 INFO L225 Difference]: With dead ends: 3556 [2019-09-16 17:26:39,092 INFO L226 Difference]: Without dead ends: 3556 [2019-09-16 17:26:39,093 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:39,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3556 states. [2019-09-16 17:26:39,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3556 to 3556. [2019-09-16 17:26:39,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3556 states. [2019-09-16 17:26:39,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3556 states to 3556 states and 4234 transitions. [2019-09-16 17:26:39,203 INFO L78 Accepts]: Start accepts. Automaton has 3556 states and 4234 transitions. Word has length 131 [2019-09-16 17:26:39,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:39,203 INFO L475 AbstractCegarLoop]: Abstraction has 3556 states and 4234 transitions. [2019-09-16 17:26:39,203 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:39,204 INFO L276 IsEmpty]: Start isEmpty. Operand 3556 states and 4234 transitions. [2019-09-16 17:26:39,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-09-16 17:26:39,206 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:39,206 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:39,206 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:39,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:39,207 INFO L82 PathProgramCache]: Analyzing trace with hash -723478249, now seen corresponding path program 1 times [2019-09-16 17:26:39,207 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:39,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:39,217 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:39,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:39,217 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:39,359 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 17:26:39,359 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:39,359 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:39,359 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:39,360 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:39,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:39,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:39,360 INFO L87 Difference]: Start difference. First operand 3556 states and 4234 transitions. Second operand 5 states. [2019-09-16 17:26:39,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:39,415 INFO L93 Difference]: Finished difference Result 3554 states and 4231 transitions. [2019-09-16 17:26:39,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 17:26:39,416 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 136 [2019-09-16 17:26:39,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:39,440 INFO L225 Difference]: With dead ends: 3554 [2019-09-16 17:26:39,440 INFO L226 Difference]: Without dead ends: 3554 [2019-09-16 17:26:39,441 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:39,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3554 states. [2019-09-16 17:26:39,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3554 to 3554. [2019-09-16 17:26:39,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3554 states. [2019-09-16 17:26:39,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 4231 transitions. [2019-09-16 17:26:39,525 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 4231 transitions. Word has length 136 [2019-09-16 17:26:39,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:39,526 INFO L475 AbstractCegarLoop]: Abstraction has 3554 states and 4231 transitions. [2019-09-16 17:26:39,526 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:39,526 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 4231 transitions. [2019-09-16 17:26:39,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-09-16 17:26:39,530 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:39,530 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:39,531 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:39,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:39,532 INFO L82 PathProgramCache]: Analyzing trace with hash -776117711, now seen corresponding path program 1 times [2019-09-16 17:26:39,532 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:39,544 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:39,544 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:39,545 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:39,545 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:39,761 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 17:26:39,762 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:39,762 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:39,762 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:39,763 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:39,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:39,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:39,763 INFO L87 Difference]: Start difference. First operand 3554 states and 4231 transitions. Second operand 5 states. [2019-09-16 17:26:39,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:39,847 INFO L93 Difference]: Finished difference Result 3552 states and 4228 transitions. [2019-09-16 17:26:39,848 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 17:26:39,848 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 144 [2019-09-16 17:26:39,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:39,867 INFO L225 Difference]: With dead ends: 3552 [2019-09-16 17:26:39,867 INFO L226 Difference]: Without dead ends: 3552 [2019-09-16 17:26:39,867 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:39,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3552 states. [2019-09-16 17:26:39,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3552 to 3552. [2019-09-16 17:26:39,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3552 states. [2019-09-16 17:26:39,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 3552 states and 4228 transitions. [2019-09-16 17:26:39,976 INFO L78 Accepts]: Start accepts. Automaton has 3552 states and 4228 transitions. Word has length 144 [2019-09-16 17:26:39,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:39,977 INFO L475 AbstractCegarLoop]: Abstraction has 3552 states and 4228 transitions. [2019-09-16 17:26:39,977 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:39,978 INFO L276 IsEmpty]: Start isEmpty. Operand 3552 states and 4228 transitions. [2019-09-16 17:26:39,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-09-16 17:26:39,981 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:39,981 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:39,982 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:39,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:39,983 INFO L82 PathProgramCache]: Analyzing trace with hash -1149684223, now seen corresponding path program 1 times [2019-09-16 17:26:39,983 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:39,995 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:39,995 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:39,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:39,996 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:40,163 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 17:26:40,163 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:40,164 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:40,164 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:40,165 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:40,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:40,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:40,165 INFO L87 Difference]: Start difference. First operand 3552 states and 4228 transitions. Second operand 5 states. [2019-09-16 17:26:40,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:40,224 INFO L93 Difference]: Finished difference Result 3550 states and 4225 transitions. [2019-09-16 17:26:40,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 17:26:40,225 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 152 [2019-09-16 17:26:40,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:40,247 INFO L225 Difference]: With dead ends: 3550 [2019-09-16 17:26:40,247 INFO L226 Difference]: Without dead ends: 3550 [2019-09-16 17:26:40,248 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:40,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3550 states. [2019-09-16 17:26:40,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3550 to 3550. [2019-09-16 17:26:40,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3550 states. [2019-09-16 17:26:40,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 3550 states and 4225 transitions. [2019-09-16 17:26:40,327 INFO L78 Accepts]: Start accepts. Automaton has 3550 states and 4225 transitions. Word has length 152 [2019-09-16 17:26:40,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:40,327 INFO L475 AbstractCegarLoop]: Abstraction has 3550 states and 4225 transitions. [2019-09-16 17:26:40,327 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:40,327 INFO L276 IsEmpty]: Start isEmpty. Operand 3550 states and 4225 transitions. [2019-09-16 17:26:40,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-09-16 17:26:40,331 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:40,331 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:40,331 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:40,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:40,332 INFO L82 PathProgramCache]: Analyzing trace with hash 373048860, now seen corresponding path program 1 times [2019-09-16 17:26:40,332 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:40,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:40,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:40,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:40,341 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:40,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:40,484 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-09-16 17:26:40,484 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:40,484 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:40,485 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:40,486 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:40,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:40,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:40,487 INFO L87 Difference]: Start difference. First operand 3550 states and 4225 transitions. Second operand 5 states. [2019-09-16 17:26:40,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:40,540 INFO L93 Difference]: Finished difference Result 3548 states and 4222 transitions. [2019-09-16 17:26:40,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 17:26:40,540 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 197 [2019-09-16 17:26:40,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:40,552 INFO L225 Difference]: With dead ends: 3548 [2019-09-16 17:26:40,552 INFO L226 Difference]: Without dead ends: 3548 [2019-09-16 17:26:40,553 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:40,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3548 states. [2019-09-16 17:26:40,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3548 to 3548. [2019-09-16 17:26:40,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3548 states. [2019-09-16 17:26:40,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 3548 states and 4222 transitions. [2019-09-16 17:26:40,631 INFO L78 Accepts]: Start accepts. Automaton has 3548 states and 4222 transitions. Word has length 197 [2019-09-16 17:26:40,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:40,632 INFO L475 AbstractCegarLoop]: Abstraction has 3548 states and 4222 transitions. [2019-09-16 17:26:40,632 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:40,632 INFO L276 IsEmpty]: Start isEmpty. Operand 3548 states and 4222 transitions. [2019-09-16 17:26:40,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-09-16 17:26:40,635 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:40,635 INFO L407 BasicCegarLoop]: trace histogram [10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:40,636 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:40,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:40,636 INFO L82 PathProgramCache]: Analyzing trace with hash -1972635065, now seen corresponding path program 1 times [2019-09-16 17:26:40,637 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:40,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:40,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:40,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:40,645 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:40,945 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2019-09-16 17:26:40,945 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:40,945 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:40,946 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:40,946 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:40,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:40,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:40,948 INFO L87 Difference]: Start difference. First operand 3548 states and 4222 transitions. Second operand 5 states. [2019-09-16 17:26:41,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:41,166 INFO L93 Difference]: Finished difference Result 3562 states and 4240 transitions. [2019-09-16 17:26:41,166 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 17:26:41,166 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 200 [2019-09-16 17:26:41,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:41,178 INFO L225 Difference]: With dead ends: 3562 [2019-09-16 17:26:41,178 INFO L226 Difference]: Without dead ends: 3562 [2019-09-16 17:26:41,178 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:41,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3562 states. [2019-09-16 17:26:41,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3562 to 3562. [2019-09-16 17:26:41,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3562 states. [2019-09-16 17:26:41,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3562 states to 3562 states and 4240 transitions. [2019-09-16 17:26:41,260 INFO L78 Accepts]: Start accepts. Automaton has 3562 states and 4240 transitions. Word has length 200 [2019-09-16 17:26:41,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:41,261 INFO L475 AbstractCegarLoop]: Abstraction has 3562 states and 4240 transitions. [2019-09-16 17:26:41,261 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:41,261 INFO L276 IsEmpty]: Start isEmpty. Operand 3562 states and 4240 transitions. [2019-09-16 17:26:41,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-09-16 17:26:41,265 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:41,265 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:41,266 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:41,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:41,266 INFO L82 PathProgramCache]: Analyzing trace with hash 1500139913, now seen corresponding path program 1 times [2019-09-16 17:26:41,266 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:41,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:41,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:41,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:41,275 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:41,433 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-09-16 17:26:41,434 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:41,434 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:41,434 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:41,435 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:41,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:41,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:41,435 INFO L87 Difference]: Start difference. First operand 3562 states and 4240 transitions. Second operand 5 states. [2019-09-16 17:26:41,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:41,496 INFO L93 Difference]: Finished difference Result 3560 states and 4237 transitions. [2019-09-16 17:26:41,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 17:26:41,496 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 205 [2019-09-16 17:26:41,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:41,509 INFO L225 Difference]: With dead ends: 3560 [2019-09-16 17:26:41,509 INFO L226 Difference]: Without dead ends: 3560 [2019-09-16 17:26:41,511 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:41,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3560 states. [2019-09-16 17:26:41,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3560 to 3560. [2019-09-16 17:26:41,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3560 states. [2019-09-16 17:26:41,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3560 states to 3560 states and 4237 transitions. [2019-09-16 17:26:41,587 INFO L78 Accepts]: Start accepts. Automaton has 3560 states and 4237 transitions. Word has length 205 [2019-09-16 17:26:41,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:41,588 INFO L475 AbstractCegarLoop]: Abstraction has 3560 states and 4237 transitions. [2019-09-16 17:26:41,588 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:41,588 INFO L276 IsEmpty]: Start isEmpty. Operand 3560 states and 4237 transitions. [2019-09-16 17:26:41,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-09-16 17:26:41,591 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:41,592 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:41,592 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:41,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:41,593 INFO L82 PathProgramCache]: Analyzing trace with hash -1984995989, now seen corresponding path program 1 times [2019-09-16 17:26:41,593 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:41,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:41,602 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:41,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:41,602 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:41,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:41,793 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 17:26:41,793 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:41,793 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:41,793 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:41,794 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:41,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:41,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:41,795 INFO L87 Difference]: Start difference. First operand 3560 states and 4237 transitions. Second operand 5 states. [2019-09-16 17:26:41,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:41,853 INFO L93 Difference]: Finished difference Result 3558 states and 4234 transitions. [2019-09-16 17:26:41,853 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 17:26:41,853 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 176 [2019-09-16 17:26:41,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:41,865 INFO L225 Difference]: With dead ends: 3558 [2019-09-16 17:26:41,865 INFO L226 Difference]: Without dead ends: 3558 [2019-09-16 17:26:41,868 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:41,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3558 states. [2019-09-16 17:26:41,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3558 to 3558. [2019-09-16 17:26:41,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3558 states. [2019-09-16 17:26:41,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 3558 states and 4234 transitions. [2019-09-16 17:26:41,950 INFO L78 Accepts]: Start accepts. Automaton has 3558 states and 4234 transitions. Word has length 176 [2019-09-16 17:26:41,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:41,951 INFO L475 AbstractCegarLoop]: Abstraction has 3558 states and 4234 transitions. [2019-09-16 17:26:41,951 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:41,951 INFO L276 IsEmpty]: Start isEmpty. Operand 3558 states and 4234 transitions. [2019-09-16 17:26:41,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-09-16 17:26:41,955 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:41,955 INFO L407 BasicCegarLoop]: trace histogram [9, 9, 9, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:41,955 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:41,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:41,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1560772428, now seen corresponding path program 1 times [2019-09-16 17:26:41,956 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:41,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:41,964 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:41,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:41,965 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:42,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:42,181 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2019-09-16 17:26:42,183 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:42,184 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:42,184 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:42,184 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:42,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:42,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:42,185 INFO L87 Difference]: Start difference. First operand 3558 states and 4234 transitions. Second operand 5 states. [2019-09-16 17:26:42,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:42,255 INFO L93 Difference]: Finished difference Result 3608 states and 4279 transitions. [2019-09-16 17:26:42,255 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 17:26:42,255 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 201 [2019-09-16 17:26:42,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:42,267 INFO L225 Difference]: With dead ends: 3608 [2019-09-16 17:26:42,267 INFO L226 Difference]: Without dead ends: 3608 [2019-09-16 17:26:42,267 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:42,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3608 states. [2019-09-16 17:26:42,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3608 to 3558. [2019-09-16 17:26:42,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3558 states. [2019-09-16 17:26:42,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 3558 states and 4232 transitions. [2019-09-16 17:26:42,353 INFO L78 Accepts]: Start accepts. Automaton has 3558 states and 4232 transitions. Word has length 201 [2019-09-16 17:26:42,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:42,353 INFO L475 AbstractCegarLoop]: Abstraction has 3558 states and 4232 transitions. [2019-09-16 17:26:42,353 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:42,354 INFO L276 IsEmpty]: Start isEmpty. Operand 3558 states and 4232 transitions. [2019-09-16 17:26:42,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-09-16 17:26:42,357 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:42,358 INFO L407 BasicCegarLoop]: trace histogram [10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:42,358 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:42,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:42,359 INFO L82 PathProgramCache]: Analyzing trace with hash -655703228, now seen corresponding path program 1 times [2019-09-16 17:26:42,359 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:42,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:42,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:42,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:42,368 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:42,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:42,644 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2019-09-16 17:26:42,644 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:42,645 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 17:26:42,645 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:42,645 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 17:26:42,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 17:26:42,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 17:26:42,646 INFO L87 Difference]: Start difference. First operand 3558 states and 4232 transitions. Second operand 6 states. [2019-09-16 17:26:44,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:44,216 INFO L93 Difference]: Finished difference Result 3558 states and 4230 transitions. [2019-09-16 17:26:44,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 17:26:44,216 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 204 [2019-09-16 17:26:44,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:44,227 INFO L225 Difference]: With dead ends: 3558 [2019-09-16 17:26:44,228 INFO L226 Difference]: Without dead ends: 3558 [2019-09-16 17:26:44,228 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-16 17:26:44,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3558 states. [2019-09-16 17:26:44,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3558 to 3558. [2019-09-16 17:26:44,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3558 states. [2019-09-16 17:26:44,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 3558 states and 4230 transitions. [2019-09-16 17:26:44,303 INFO L78 Accepts]: Start accepts. Automaton has 3558 states and 4230 transitions. Word has length 204 [2019-09-16 17:26:44,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:44,304 INFO L475 AbstractCegarLoop]: Abstraction has 3558 states and 4230 transitions. [2019-09-16 17:26:44,304 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 17:26:44,304 INFO L276 IsEmpty]: Start isEmpty. Operand 3558 states and 4230 transitions. [2019-09-16 17:26:44,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-09-16 17:26:44,308 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:44,309 INFO L407 BasicCegarLoop]: trace histogram [10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:44,309 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:44,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:44,310 INFO L82 PathProgramCache]: Analyzing trace with hash -653856186, now seen corresponding path program 1 times [2019-09-16 17:26:44,310 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:44,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:44,319 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:44,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:44,319 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:44,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:44,567 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2019-09-16 17:26:44,568 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:44,568 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 17:26:44,568 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:44,569 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 17:26:44,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 17:26:44,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 17:26:44,571 INFO L87 Difference]: Start difference. First operand 3558 states and 4230 transitions. Second operand 6 states. [2019-09-16 17:26:44,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:44,674 INFO L93 Difference]: Finished difference Result 3889 states and 4751 transitions. [2019-09-16 17:26:44,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 17:26:44,675 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 204 [2019-09-16 17:26:44,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:44,693 INFO L225 Difference]: With dead ends: 3889 [2019-09-16 17:26:44,693 INFO L226 Difference]: Without dead ends: 3889 [2019-09-16 17:26:44,694 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:44,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3889 states. [2019-09-16 17:26:44,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3889 to 3558. [2019-09-16 17:26:44,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3558 states. [2019-09-16 17:26:44,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 3558 states and 4229 transitions. [2019-09-16 17:26:44,833 INFO L78 Accepts]: Start accepts. Automaton has 3558 states and 4229 transitions. Word has length 204 [2019-09-16 17:26:44,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:44,834 INFO L475 AbstractCegarLoop]: Abstraction has 3558 states and 4229 transitions. [2019-09-16 17:26:44,834 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 17:26:44,834 INFO L276 IsEmpty]: Start isEmpty. Operand 3558 states and 4229 transitions. [2019-09-16 17:26:44,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2019-09-16 17:26:44,840 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:44,841 INFO L407 BasicCegarLoop]: trace histogram [12, 12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:44,841 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:44,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:44,842 INFO L82 PathProgramCache]: Analyzing trace with hash 1567883650, now seen corresponding path program 1 times [2019-09-16 17:26:44,842 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:44,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:44,850 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:44,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:44,851 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:45,129 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2019-09-16 17:26:45,129 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:45,129 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 17:26:45,130 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:45,131 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 17:26:45,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 17:26:45,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 17:26:45,132 INFO L87 Difference]: Start difference. First operand 3558 states and 4229 transitions. Second operand 6 states. [2019-09-16 17:26:49,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:49,984 INFO L93 Difference]: Finished difference Result 3582 states and 4244 transitions. [2019-09-16 17:26:49,984 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 17:26:49,984 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 211 [2019-09-16 17:26:49,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:49,997 INFO L225 Difference]: With dead ends: 3582 [2019-09-16 17:26:49,997 INFO L226 Difference]: Without dead ends: 3582 [2019-09-16 17:26:49,997 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-09-16 17:26:50,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3582 states. [2019-09-16 17:26:50,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3582 to 3582. [2019-09-16 17:26:50,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3582 states. [2019-09-16 17:26:50,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3582 states to 3582 states and 4244 transitions. [2019-09-16 17:26:50,059 INFO L78 Accepts]: Start accepts. Automaton has 3582 states and 4244 transitions. Word has length 211 [2019-09-16 17:26:50,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:50,059 INFO L475 AbstractCegarLoop]: Abstraction has 3582 states and 4244 transitions. [2019-09-16 17:26:50,060 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 17:26:50,060 INFO L276 IsEmpty]: Start isEmpty. Operand 3582 states and 4244 transitions. [2019-09-16 17:26:50,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2019-09-16 17:26:50,067 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:50,068 INFO L407 BasicCegarLoop]: trace histogram [12, 12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:50,068 INFO L418 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:50,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:50,069 INFO L82 PathProgramCache]: Analyzing trace with hash -1256001088, now seen corresponding path program 1 times [2019-09-16 17:26:50,069 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:50,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:50,077 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:50,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:50,077 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:50,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:51,129 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2019-09-16 17:26:51,129 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:51,130 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2019-09-16 17:26:51,130 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:51,131 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-09-16 17:26:51,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-09-16 17:26:51,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2019-09-16 17:26:51,132 INFO L87 Difference]: Start difference. First operand 3582 states and 4244 transitions. Second operand 15 states. [2019-09-16 17:26:51,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:51,878 INFO L93 Difference]: Finished difference Result 3634 states and 4321 transitions. [2019-09-16 17:26:51,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-16 17:26:51,879 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 211 [2019-09-16 17:26:51,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:51,893 INFO L225 Difference]: With dead ends: 3634 [2019-09-16 17:26:51,893 INFO L226 Difference]: Without dead ends: 3632 [2019-09-16 17:26:51,894 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2019-09-16 17:26:51,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3632 states. [2019-09-16 17:26:51,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3632 to 3604. [2019-09-16 17:26:51,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3604 states. [2019-09-16 17:26:51,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3604 states to 3604 states and 4270 transitions. [2019-09-16 17:26:52,000 INFO L78 Accepts]: Start accepts. Automaton has 3604 states and 4270 transitions. Word has length 211 [2019-09-16 17:26:52,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:52,000 INFO L475 AbstractCegarLoop]: Abstraction has 3604 states and 4270 transitions. [2019-09-16 17:26:52,001 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-09-16 17:26:52,001 INFO L276 IsEmpty]: Start isEmpty. Operand 3604 states and 4270 transitions. [2019-09-16 17:26:52,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-09-16 17:26:52,007 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:52,008 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:52,009 INFO L418 AbstractCegarLoop]: === Iteration 21 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:52,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:52,010 INFO L82 PathProgramCache]: Analyzing trace with hash -1365573980, now seen corresponding path program 1 times [2019-09-16 17:26:52,010 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:52,025 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:52,026 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:52,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:52,026 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:52,257 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 17:26:52,257 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:52,257 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:52,257 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:52,258 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:52,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:52,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:52,259 INFO L87 Difference]: Start difference. First operand 3604 states and 4270 transitions. Second operand 5 states. [2019-09-16 17:26:52,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:52,341 INFO L93 Difference]: Finished difference Result 3602 states and 4267 transitions. [2019-09-16 17:26:52,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 17:26:52,342 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 184 [2019-09-16 17:26:52,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:52,357 INFO L225 Difference]: With dead ends: 3602 [2019-09-16 17:26:52,357 INFO L226 Difference]: Without dead ends: 3602 [2019-09-16 17:26:52,357 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:52,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3602 states. [2019-09-16 17:26:52,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3602 to 3602. [2019-09-16 17:26:52,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3602 states. [2019-09-16 17:26:52,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3602 states to 3602 states and 4267 transitions. [2019-09-16 17:26:52,455 INFO L78 Accepts]: Start accepts. Automaton has 3602 states and 4267 transitions. Word has length 184 [2019-09-16 17:26:52,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:52,455 INFO L475 AbstractCegarLoop]: Abstraction has 3602 states and 4267 transitions. [2019-09-16 17:26:52,456 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:52,456 INFO L276 IsEmpty]: Start isEmpty. Operand 3602 states and 4267 transitions. [2019-09-16 17:26:52,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-09-16 17:26:52,468 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:52,468 INFO L407 BasicCegarLoop]: trace histogram [10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:52,469 INFO L418 AbstractCegarLoop]: === Iteration 22 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:52,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:52,470 INFO L82 PathProgramCache]: Analyzing trace with hash -1208162882, now seen corresponding path program 1 times [2019-09-16 17:26:52,470 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:52,483 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:52,484 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:52,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:52,484 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:52,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:52,801 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2019-09-16 17:26:52,802 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:52,802 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:26:52,802 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:52,803 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:26:52,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:26:52,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:26:52,804 INFO L87 Difference]: Start difference. First operand 3602 states and 4267 transitions. Second operand 3 states. [2019-09-16 17:26:52,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:52,842 INFO L93 Difference]: Finished difference Result 3590 states and 4252 transitions. [2019-09-16 17:26:52,842 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:26:52,842 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 214 [2019-09-16 17:26:52,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:52,857 INFO L225 Difference]: With dead ends: 3590 [2019-09-16 17:26:52,858 INFO L226 Difference]: Without dead ends: 3590 [2019-09-16 17:26:52,858 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:26:52,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3590 states. [2019-09-16 17:26:52,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3590 to 3590. [2019-09-16 17:26:52,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3590 states. [2019-09-16 17:26:52,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 3590 states and 4252 transitions. [2019-09-16 17:26:52,967 INFO L78 Accepts]: Start accepts. Automaton has 3590 states and 4252 transitions. Word has length 214 [2019-09-16 17:26:52,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:52,968 INFO L475 AbstractCegarLoop]: Abstraction has 3590 states and 4252 transitions. [2019-09-16 17:26:52,968 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:26:52,968 INFO L276 IsEmpty]: Start isEmpty. Operand 3590 states and 4252 transitions. [2019-09-16 17:26:52,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-09-16 17:26:52,977 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:52,978 INFO L407 BasicCegarLoop]: trace histogram [12, 12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:52,979 INFO L418 AbstractCegarLoop]: === Iteration 23 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:52,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:52,980 INFO L82 PathProgramCache]: Analyzing trace with hash -497606213, now seen corresponding path program 1 times [2019-09-16 17:26:52,980 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:52,995 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:52,996 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:52,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:52,996 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:54,074 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2019-09-16 17:26:54,075 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:54,075 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2019-09-16 17:26:54,075 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:54,076 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-09-16 17:26:54,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-09-16 17:26:54,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=211, Unknown=0, NotChecked=0, Total=240 [2019-09-16 17:26:54,077 INFO L87 Difference]: Start difference. First operand 3590 states and 4252 transitions. Second operand 16 states. [2019-09-16 17:26:54,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:54,829 INFO L93 Difference]: Finished difference Result 3689 states and 4408 transitions. [2019-09-16 17:26:54,829 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-09-16 17:26:54,830 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 226 [2019-09-16 17:26:54,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:54,841 INFO L225 Difference]: With dead ends: 3689 [2019-09-16 17:26:54,841 INFO L226 Difference]: Without dead ends: 3687 [2019-09-16 17:26:54,842 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=57, Invalid=449, Unknown=0, NotChecked=0, Total=506 [2019-09-16 17:26:54,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3687 states. [2019-09-16 17:26:54,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3687 to 3635. [2019-09-16 17:26:54,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3635 states. [2019-09-16 17:26:54,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3635 states to 3635 states and 4324 transitions. [2019-09-16 17:26:54,918 INFO L78 Accepts]: Start accepts. Automaton has 3635 states and 4324 transitions. Word has length 226 [2019-09-16 17:26:54,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:54,919 INFO L475 AbstractCegarLoop]: Abstraction has 3635 states and 4324 transitions. [2019-09-16 17:26:54,919 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-09-16 17:26:54,919 INFO L276 IsEmpty]: Start isEmpty. Operand 3635 states and 4324 transitions. [2019-09-16 17:26:54,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-09-16 17:26:54,923 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:54,923 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:54,924 INFO L418 AbstractCegarLoop]: === Iteration 24 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:54,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:54,924 INFO L82 PathProgramCache]: Analyzing trace with hash -601480801, now seen corresponding path program 1 times [2019-09-16 17:26:54,925 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:54,935 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:54,935 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:54,935 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:54,936 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:54,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:55,094 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-09-16 17:26:55,095 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:55,095 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:55,096 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:55,096 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:55,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:55,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:55,098 INFO L87 Difference]: Start difference. First operand 3635 states and 4324 transitions. Second operand 5 states. [2019-09-16 17:26:55,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:55,151 INFO L93 Difference]: Finished difference Result 3633 states and 4321 transitions. [2019-09-16 17:26:55,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 17:26:55,152 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 229 [2019-09-16 17:26:55,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:55,162 INFO L225 Difference]: With dead ends: 3633 [2019-09-16 17:26:55,162 INFO L226 Difference]: Without dead ends: 3633 [2019-09-16 17:26:55,167 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:55,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3633 states. [2019-09-16 17:26:55,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3633 to 3633. [2019-09-16 17:26:55,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3633 states. [2019-09-16 17:26:55,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3633 states to 3633 states and 4321 transitions. [2019-09-16 17:26:55,233 INFO L78 Accepts]: Start accepts. Automaton has 3633 states and 4321 transitions. Word has length 229 [2019-09-16 17:26:55,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:55,234 INFO L475 AbstractCegarLoop]: Abstraction has 3633 states and 4321 transitions. [2019-09-16 17:26:55,234 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:55,234 INFO L276 IsEmpty]: Start isEmpty. Operand 3633 states and 4321 transitions. [2019-09-16 17:26:55,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-09-16 17:26:55,238 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:55,239 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:55,239 INFO L418 AbstractCegarLoop]: === Iteration 25 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:55,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:55,240 INFO L82 PathProgramCache]: Analyzing trace with hash 258548875, now seen corresponding path program 1 times [2019-09-16 17:26:55,240 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:55,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:55,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:55,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:55,249 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:55,408 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-09-16 17:26:55,408 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:55,409 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:55,409 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:55,409 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:55,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:55,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:55,410 INFO L87 Difference]: Start difference. First operand 3633 states and 4321 transitions. Second operand 5 states. [2019-09-16 17:26:55,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:55,463 INFO L93 Difference]: Finished difference Result 3631 states and 4318 transitions. [2019-09-16 17:26:55,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 17:26:55,464 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 237 [2019-09-16 17:26:55,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:55,474 INFO L225 Difference]: With dead ends: 3631 [2019-09-16 17:26:55,475 INFO L226 Difference]: Without dead ends: 3631 [2019-09-16 17:26:55,475 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:55,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3631 states. [2019-09-16 17:26:55,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3631 to 3631. [2019-09-16 17:26:55,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3631 states. [2019-09-16 17:26:55,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3631 states to 3631 states and 4318 transitions. [2019-09-16 17:26:55,540 INFO L78 Accepts]: Start accepts. Automaton has 3631 states and 4318 transitions. Word has length 237 [2019-09-16 17:26:55,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:55,541 INFO L475 AbstractCegarLoop]: Abstraction has 3631 states and 4318 transitions. [2019-09-16 17:26:55,541 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:55,541 INFO L276 IsEmpty]: Start isEmpty. Operand 3631 states and 4318 transitions. [2019-09-16 17:26:55,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-09-16 17:26:55,545 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:55,545 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:55,546 INFO L418 AbstractCegarLoop]: === Iteration 26 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:55,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:55,546 INFO L82 PathProgramCache]: Analyzing trace with hash 645321594, now seen corresponding path program 1 times [2019-09-16 17:26:55,547 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:55,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:55,555 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:55,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:55,555 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:55,693 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 17:26:55,693 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:55,693 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:55,693 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:55,694 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:55,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:55,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:55,695 INFO L87 Difference]: Start difference. First operand 3631 states and 4318 transitions. Second operand 5 states. [2019-09-16 17:26:55,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:55,745 INFO L93 Difference]: Finished difference Result 3629 states and 4315 transitions. [2019-09-16 17:26:55,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 17:26:55,746 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 208 [2019-09-16 17:26:55,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:55,759 INFO L225 Difference]: With dead ends: 3629 [2019-09-16 17:26:55,759 INFO L226 Difference]: Without dead ends: 3629 [2019-09-16 17:26:55,759 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:55,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3629 states. [2019-09-16 17:26:55,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3629 to 3629. [2019-09-16 17:26:55,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3629 states. [2019-09-16 17:26:55,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3629 states to 3629 states and 4315 transitions. [2019-09-16 17:26:55,826 INFO L78 Accepts]: Start accepts. Automaton has 3629 states and 4315 transitions. Word has length 208 [2019-09-16 17:26:55,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:55,826 INFO L475 AbstractCegarLoop]: Abstraction has 3629 states and 4315 transitions. [2019-09-16 17:26:55,827 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:55,827 INFO L276 IsEmpty]: Start isEmpty. Operand 3629 states and 4315 transitions. [2019-09-16 17:26:55,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-09-16 17:26:55,834 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:55,834 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:55,835 INFO L418 AbstractCegarLoop]: === Iteration 27 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:55,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:55,835 INFO L82 PathProgramCache]: Analyzing trace with hash 1781958400, now seen corresponding path program 1 times [2019-09-16 17:26:55,835 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:55,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:55,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:55,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:55,845 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:55,986 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 17:26:55,987 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:55,987 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:55,987 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:55,988 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:55,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:55,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:55,988 INFO L87 Difference]: Start difference. First operand 3629 states and 4315 transitions. Second operand 5 states. [2019-09-16 17:26:56,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:56,051 INFO L93 Difference]: Finished difference Result 3627 states and 4312 transitions. [2019-09-16 17:26:56,051 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 17:26:56,051 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 216 [2019-09-16 17:26:56,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:56,062 INFO L225 Difference]: With dead ends: 3627 [2019-09-16 17:26:56,062 INFO L226 Difference]: Without dead ends: 3627 [2019-09-16 17:26:56,062 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:56,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3627 states. [2019-09-16 17:26:56,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3627 to 3627. [2019-09-16 17:26:56,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3627 states. [2019-09-16 17:26:56,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 3627 states and 4312 transitions. [2019-09-16 17:26:56,181 INFO L78 Accepts]: Start accepts. Automaton has 3627 states and 4312 transitions. Word has length 216 [2019-09-16 17:26:56,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:56,181 INFO L475 AbstractCegarLoop]: Abstraction has 3627 states and 4312 transitions. [2019-09-16 17:26:56,181 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:56,181 INFO L276 IsEmpty]: Start isEmpty. Operand 3627 states and 4312 transitions. [2019-09-16 17:26:56,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-09-16 17:26:56,187 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:56,187 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:56,188 INFO L418 AbstractCegarLoop]: === Iteration 28 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:56,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:56,188 INFO L82 PathProgramCache]: Analyzing trace with hash 138708463, now seen corresponding path program 1 times [2019-09-16 17:26:56,188 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:56,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:56,197 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:56,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:56,197 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:56,406 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-09-16 17:26:56,407 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:26:56,407 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:26:56,407 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:56,408 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:26:56,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:26:56,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:26:56,409 INFO L87 Difference]: Start difference. First operand 3627 states and 4312 transitions. Second operand 5 states. [2019-09-16 17:26:56,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:56,483 INFO L93 Difference]: Finished difference Result 3625 states and 4309 transitions. [2019-09-16 17:26:56,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 17:26:56,484 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 261 [2019-09-16 17:26:56,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:56,499 INFO L225 Difference]: With dead ends: 3625 [2019-09-16 17:26:56,499 INFO L226 Difference]: Without dead ends: 3625 [2019-09-16 17:26:56,499 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:26:56,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3625 states. [2019-09-16 17:26:56,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3625 to 3625. [2019-09-16 17:26:56,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3625 states. [2019-09-16 17:26:56,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3625 states and 4309 transitions. [2019-09-16 17:26:56,588 INFO L78 Accepts]: Start accepts. Automaton has 3625 states and 4309 transitions. Word has length 261 [2019-09-16 17:26:56,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:56,589 INFO L475 AbstractCegarLoop]: Abstraction has 3625 states and 4309 transitions. [2019-09-16 17:26:56,589 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:26:56,589 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 4309 transitions. [2019-09-16 17:26:56,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-09-16 17:26:56,598 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:26:56,599 INFO L407 BasicCegarLoop]: trace histogram [10, 10, 10, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:26:56,600 INFO L418 AbstractCegarLoop]: === Iteration 29 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:26:56,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:56,600 INFO L82 PathProgramCache]: Analyzing trace with hash 1885337401, now seen corresponding path program 1 times [2019-09-16 17:26:56,601 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:26:56,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:56,613 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:26:56,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:26:56,613 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:26:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:26:57,236 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2019-09-16 17:26:57,236 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 17:26:57,236 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-16 17:26:57,237 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 249 with the following transitions: [2019-09-16 17:26:57,240 INFO L207 CegarAbsIntRunner]: [538], [540], [541], [588], [594], [596], [941], [944], [946], [947], [980], [981], [1034], [1036], [1037], [1291], [1293], [1294], [1489], [1495], [1496], [1520], [1523], [1543], [1544], [1547], [1548], [1605], [1606], [1775], [1777], [1780], [2026], [2027], [2163], [2165], [2166], [2288], [2353], [2356], [2359], [2364], [2366], [2367], [2408], [2409], [2533], [2535], [2536], [2584], [2585], [2855], [2856], [3000], [3001], [3033], [3034], [3056], [3071], [3078], [3080], [3097], [3245], [3427], [3431], [3432], [3433], [3435], [3436], [3439], [3441], [3443], [3449], [3451], [3453], [3460], [3462], [3758], [3759], [3920], [3922], [3924], [3926], [3933], [3936], [3939], [3966], [3969], [3990], [3991], [3992], [3995], [3998], [4000], [4002], [4017], [5001], [5002], [5013], [5111], [5112], [5113], [5114], [5115], [5116], [5131], [5132], [5267], [5268], [5357], [5389], [5390], [5391], [5392], [5393], [5394], [5395], [5479], [5480], [5481], [5539], [5540], [5565], [5566], [5595], [5596], [5597], [5598], [5599], [5600], [5601], [5602], [5631], [5632], [5633], [5641], [5642], [5815], [5816], [5823], [5883], [5947], [5948], [5949], [5950], [5951], [5952], [5953], [5954], [5955], [5956], [5957], [5958], [5961], [5962], [5963], [5964], [5969], [5970], [5971], [6115], [6116], [6117], [6118], [6119], [6120], [6127], [6128], [6129], [6130], [6131], [6145], [6146], [6161], [6162], [6163], [6164], [6165], [6166], [6173] [2019-09-16 17:26:57,297 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-16 17:26:57,297 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-16 17:26:57,403 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-16 17:26:57,404 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 137 root evaluator evaluations with a maximum evaluation depth of 0. Performed 137 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 294 variables. [2019-09-16 17:26:57,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:26:57,409 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-16 17:26:57,475 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-16 17:26:57,475 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-16 17:26:57,481 INFO L420 sIntCurrentIteration]: We unified 247 AI predicates to 247 [2019-09-16 17:26:57,481 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-16 17:26:57,481 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-16 17:26:57,482 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [19] total 19 [2019-09-16 17:26:57,482 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:26:57,482 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-16 17:26:57,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-16 17:26:57,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 17:26:57,483 INFO L87 Difference]: Start difference. First operand 3625 states and 4309 transitions. Second operand 2 states. [2019-09-16 17:26:57,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:26:57,484 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-16 17:26:57,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-16 17:26:57,484 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 248 [2019-09-16 17:26:57,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:26:57,484 INFO L225 Difference]: With dead ends: 2 [2019-09-16 17:26:57,484 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 17:26:57,484 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 17:26:57,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 17:26:57,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 17:26:57,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 17:26:57,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 17:26:57,489 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 248 [2019-09-16 17:26:57,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:26:57,489 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 17:26:57,490 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-16 17:26:57,490 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 17:26:57,490 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 17:26:57,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 05:26:57 BoogieIcfgContainer [2019-09-16 17:26:57,497 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 17:26:57,500 INFO L168 Benchmark]: Toolchain (without parser) took 47662.26 ms. Allocated memory was 140.0 MB in the beginning and 1.1 GB in the end (delta: 1.0 GB). Free memory was 75.0 MB in the beginning and 633.6 MB in the end (delta: -558.6 MB). Peak memory consumption was 447.0 MB. Max. memory is 7.1 GB. [2019-09-16 17:26:57,500 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 17:26:57,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4843.57 ms. Allocated memory was 140.0 MB in the beginning and 373.3 MB in the end (delta: 233.3 MB). Free memory was 74.8 MB in the beginning and 265.0 MB in the end (delta: -190.2 MB). Peak memory consumption was 147.2 MB. Max. memory is 7.1 GB. [2019-09-16 17:26:57,506 INFO L168 Benchmark]: Boogie Preprocessor took 336.27 ms. Allocated memory is still 373.3 MB. Free memory was 265.0 MB in the beginning and 231.4 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. [2019-09-16 17:26:57,507 INFO L168 Benchmark]: RCFGBuilder took 5454.08 ms. Allocated memory was 373.3 MB in the beginning and 463.5 MB in the end (delta: 90.2 MB). Free memory was 231.4 MB in the beginning and 358.5 MB in the end (delta: -127.0 MB). Peak memory consumption was 287.7 MB. Max. memory is 7.1 GB. [2019-09-16 17:26:57,508 INFO L168 Benchmark]: TraceAbstraction took 37020.87 ms. Allocated memory was 463.5 MB in the beginning and 1.1 GB in the end (delta: 682.1 MB). Free memory was 358.5 MB in the beginning and 633.6 MB in the end (delta: -275.1 MB). Peak memory consumption was 407.0 MB. Max. memory is 7.1 GB. [2019-09-16 17:26:57,514 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4843.57 ms. Allocated memory was 140.0 MB in the beginning and 373.3 MB in the end (delta: 233.3 MB). Free memory was 74.8 MB in the beginning and 265.0 MB in the end (delta: -190.2 MB). Peak memory consumption was 147.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 336.27 ms. Allocated memory is still 373.3 MB. Free memory was 265.0 MB in the beginning and 231.4 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5454.08 ms. Allocated memory was 373.3 MB in the beginning and 463.5 MB in the end (delta: 90.2 MB). Free memory was 231.4 MB in the beginning and 358.5 MB in the end (delta: -127.0 MB). Peak memory consumption was 287.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 37020.87 ms. Allocated memory was 463.5 MB in the beginning and 1.1 GB in the end (delta: 682.1 MB). Free memory was 358.5 MB in the beginning and 633.6 MB in the end (delta: -275.1 MB). Peak memory consumption was 407.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 11785]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11611]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11524]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12007]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11426]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12154]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11685]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12438]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11487]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11822]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11660]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11810]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11463]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12191]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12265]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11834]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12179]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11414]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12043]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11499]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11859]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12117]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12079]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11958]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11710]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12129]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12166]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12301]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12401]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12289]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12352]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12451]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12326]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11673]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12240]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11648]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12389]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11994]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11623]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11970]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11475]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11872]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12104]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11760]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11548]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12463]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12092]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12067]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11982]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12141]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11599]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11772]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11723]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11636]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11573]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12277]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12377]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11561]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12364]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11884]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11921]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11736]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12055]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12426]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11748]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11933]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12475]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11512]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11586]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11698]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12253]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12216]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11536]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12019]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12413]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12203]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11945]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11797]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12031]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11896]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11451]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11402]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12314]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11439]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12228]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11909]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11847]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12339]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 88 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 532 procedures, 3468 locations, 88 error locations. SAFE Result, 36.9s OverallTime, 29 OverallIterations, 12 TraceHistogramMax, 25.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 50930 SDtfs, 44969 SDslu, 142941 SDs, 0 SdLazy, 13184 SolverSat, 4838 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 520 GetRequests, 347 SyntacticMatches, 0 SemanticMatches, 173 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3635occurred in iteration=23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.1s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 2.2186234817813766 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.6s AutomataMinimizationTime, 29 MinimizatonAttempts, 902 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 5088 NumberOfCodeBlocks, 5088 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 5059 ConstructedInterpolants, 0 QuantifiedInterpolants, 1343233 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 29 InterpolantComputations, 28 PerfectInterpolantSequences, 2741/2762 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...